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What you think is the summit is only a step up.
Lucius Aenneus Seneca, called Seneca the Younger

Dr. Dorothea Hofer

Dr. rer. nat., Dipl.-Phys. (Univ.),
Patent Attorney, European Patent Attorney,
European Trademark & Design Attorney

+49 89 69 39 21-0hofer@pruefer.eu

Professional career

BIOGRAPHY:
Dr. Dorothea Hofer has been with Prüfer & Partner since 1993 and has been a managing partner since 1998. She gained her Ph.D. in physics at the LMU Munich.
After studying physics at LMU Munich, she also worked for Siemens in the area of semiconductor physics.

LANGUAGES:
German, English, French

Specialist areas of activity:

ACTIVITIES:

  • conducting litigation proceedings:
    • patent and utility model infringement proceedings (before the District Courts of Munich, Düsseldorf, Mannheim and Hamburg and before the competent Higher District Courts)
    • opposition proceedings before the EPO and the GPTO, nullity proceedings before the Federal Patent Court and the Federal Court of Justice
  • cooperating with foreign associates in patent infringement proceedings in foreign countries such as Italy, France, Japan and the US
  • elaboration of patent applications, also with regard to the requirements of the USPTO
  • prosecution of patent application
  • advice on employee invention issues
  • elaboration of licence agreements
  • consultancy with regard to research and cooperation agreements
  • advice on trademarks and designs

SPECIAL FIELDS:

  • physics
  • medical technology
  • 2D and 3D print
  • semiconductors

Publications and memberships

Publications

D. Hofer et al., “Direct and multiple excitations in 96Zr from inelastic scattering experiments”, Nucl. Phys. A 551 (1993), 173-209

Hofer, D., Stocker, W., “A Dirac particle in a scalar potential depending on one spatial coordinate”, (1989), Phys. Lett. A, 138, 463-464

Memberships

epi – European Patent Institute
AIPPI – International Association for the Protection of Intellectual Property
Chamber of Patent Attorneys
VPP – Association of Intellectual Property Experts
GRUR – German Association for the Protection of Intellectual Property and Copyright

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As an optimist, for me there are no problems but tasks to be solved. And puzzling over the best solution is for me like being a researcher uncovering a secret.

Jürgen Feldmeier

Dipl.-Ing. (Univ.) Mechanical Engineering, Master of Laws
Patent Attorney, European Patent Attorney,
European Trademark & Design Attorney

+49 89 69 39 21-0feldmeier@pruefer.eu

Professional career

BIOGRAPHY:
Jürgen Feldmeier has been a patent attorney since 1992 and has been the managing partner of Prüfer & Partner since 2001.
Prior to his training as a patent attorney, he gained practical experience at BMW Technik GmbH, Hurth and Convotherm.
He studied mechanical engineering with a focus on design and development at the TU Munich. He also acquired the Master of Laws (LL.M. European Intellectual Property).

LANGUAGES:
German (mother tongue), English (business fluent), French (basic knowledge)

Specialist areas of activity

ACTIVITIES:

  • application procedures for patents, trademarks, designs
  • litigation in patent, trademark and design issues
  • prosecution procedures at GPTO, EPO, FPC, EUIPO
  • participation in more than 100 litigation proceedings (infringement proceedings, nullity and opposition proceedings) before the patent offices and the courts of Munich, Düsseldorf, Mannheim and Hamburg, as well as the Higher Regional Court of Karlsruhe, the Higher Regional Court of Düsseldorf and the Federal Court of Justice

AREAS OF EXPERTISE:
Technical knowledge and experience in the fields of:

  • automotive technology
  • machine tools and components
  • precision engineering
  • mechanical components of all kinds
  • medical technology
  • sports equipment
  • mechatronic components, control and regulation technology
  • process engineering, especially in the food industry

Publications and memberships

Publications

“Protection and allowance for (industrial) intellectual property in European Community Law]

Memberships

epi – European Patent Institute
Chamber of Patent Attorneys
AIPPI – International Association for the Protection of Intellectual Property
FICPI – International Federation of Intellectual Property Attorneys
INTA – International Trademark Association
EPLIT – European Patent Litigators Association

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Ideas thrive better under professional protection.

Dr. Andreas Oser

Dr. rer. nat., Dipl.-Chem.
German Patent Attorney, European Patent Attorney,
European Trademark and Design Attorney
Master of Laws

+49 89 69 39 21-0oser@pruefer.eu

Professional career

BIOGRAPHY:
Andreas Oser has been working in the IP field since 1991, became a German and European patent attorney in 1995 and has been managing partner at Prüfer & Partner since 2002.
In addition he holds an LL.M. degree in International Intellectual Property Laws (University of Hagen).
Prior to working in the IP field, he studied chemistry at the University of Freiburg i. Brsg., and then completed his Ph.D. and postdoctorate scientific work at the Max Planck Institute for Biochemistry in Munich.

LANGUAGES:
German, English, French

Specialist areas of activity

ACTIVITIES:

  • Patent prosecution (drafting, examination)
  • High number of opposition and appeal proceedings at the European Patent Office
  • Patent litigation:
    • Patent infringement proceedings before German courts
    • nullity proceedings up to the highest instance, the Federal Supreme Court; also covering coordinated and complex EU-wide litigation activities
  • Infringement and validity opinions, freedom-to-operate (FTO) analyses, due diligence

Andreas Oser was and is currently involved in many litigation cases, among others related to medical devices and important drug products.

AREAS OF EXPERTISE:

chemistry, pharmaceuticals, life science and biotechnology, in particular:

  • medicaments and drugs (active substances, formulations), biopharmaceuticals
  • biological materials, DNA-related inventions and vaccines
  • therapeutic and diagnostic methods
  • medical products and devices and targeted drug delivery
  • polymers, fibre materials, composites
  • semiconductors, LEDs, OLEDs and other optical materials and optoelectronic devices,
  • batteries and their components

Publications and memberships:

Publications and memberships:

Schmidt T. and Oser A., GRUR Int 2019, 737: “New medical uses of known medical devices – A new perspective on purpose-limited product protection for medical devices in Europe”

Oser A. in GRUR Int 1998, 648 (=IIC 30, 1-18, 1999): “Patenting (Partial-)Gene Sequences”

Oser A., PATENTS & LICENSING 1998, 30: “EU Directive on Legal Protection of Biotech Inventions”

Oser A. and Bavec S., AIPPI Japan 2004 (Vol. 49 No. 7), 503: “Biotech Inventions in Europe”

Oser A. in GRUR Int 2006, 539 (=IIC 37, 520-550, 2006): “European Patent Litigation Agreement – Admissibility and Future of a Patent Dispute Regulation in Europe”

Thieme R„ Lay H., Oser A., Lehmann J., Wrissenberg S. and Boos W., Eur, J.Biochem. 160, 83-91 (1986)

Oser A., Roth W.K. and Valet G., Nucl. Acids Res. 16, 1181-1196 (1988)

Oser A. and Valet G., Nucl. Acids Res. 16, 8178 (1988)

Rothe G., Oser A. and Valet G., Naturwissenschaften 75, 354-355 (1988)

Oser A., Collasius M. and Valet G., Anal.Biochem. 191(2), 295-301 (1990)

Oser A. and Valet G., Angewandte Chemie International Edition 29(10), 1167-1169 (1990)

Rothe G., Banati R., Oser A., Assfalg-Machleidt I., Mangel W.F., Machleidt W., Kreutzberg G.W. and Valet G., Journal Immunol. Methods. 138(1), 133-135 (1991)

Oser A. and Valet G. (1988), Patent Applications WO8907606A, DE3804243A

Memberships

Chamber of Patent Attorneys
epi – European Patent Institute
Member of the Biotech Committee of the epi
AIPPI – International Association for the Protection of Intellectual Property
FICPI – International Federation of Intellectual Property Attorneys
LES – Licensing Executives Society
GDCh – Gesellschaft Deutscher Chemiker

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Delivering success means listening, understanding, creating opportunities and taking action.

Andreas Jacob

Attorney-at-Law (Germany)
Attorney specialized in Intellectual Property and Unfair Competition Law
Master of Laws (Intellectual Property Law)

+49 89 69 39 21-0jacob@pruefer.eu

Professional career

BIOGRAPHY:
Andreas Jacob has been a managing partner at Prüfer & Partner since 2015 (JUVE: Munich: IP-Kanzlei Prüfer & Partner extends litigation department) and has been working there since his admittance to the bar. He is a specialist in intellectual property law and is qualified as Master of Laws (LL.M.).
Andreas Jacob studied intellectual property rights protection at the Heinrich Heine University in Düsseldorf and the law faculty at the Ruprecht-Karls-University of Heidelberg. He completed his legal traineeship at the Heidelberg court.

LANGUAGES:
German, English

Specialist areas of activity

ACTIVITIES:

  • Patent disputes, opposition proceedings, nullity actions
  • Employee invention law
  • Registration and enforcement of trademarks and designs
  • Support of M&A processes in the areas of IP due diligence,
  • Purchase agreement negotiation, post-merger integration with respect to IP
  • IP contracts and their antitrust aspects
  • Border seizure procedures

AREAS OF EXPERTISE:

  • strategic consulting in the IP area
  • litigation in the field of intellectual property rights, in particular
    • patent litigation, nullity actions
    • trademark infringement disputes
    • coordination of disputes in several states

Publications and memberships

Publications

“Produktneuheiten im Visier”, Andreas Jacob, MECHATRONIK, Volume 3-4 2014, p. 36-37

“National characteristics of the German system”, Andreas Jacob, The Trademark Lawyer Magazine, October/November 2013, p. 33 35

“Der steinige Weg des Europäischen Patents zum harmonisierten Einheitstitel”, Jürgen Feldmeier/Andreas Jacob, JUVE Handbook 2011/2012, p. 244-245

Memberships

INTA – International Trademark Association
GRUR – German Association for the Protection of Intellectual Property and Copyright
DAV – German Bar Association, MAV – Munich Bar Association
AGEM – Workgroup Intellectual Property & Media in the German Bar Association
Chamber of Attorneys-at-Law Munich

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Curiosity and attentiveness are the foundation of all knowledge and progress

Markus Adamczyk

Dipl.-Inf.,
European and German Patent Attorney,
European Trademark and Design Attorney
Patent Attorney/Attorney-at-law

+49 89 69 39 21-0adamczyk@pruefer.eu

Professional career

BIOGRAPHY:
Markus Adamczyk has been a partner at Prüfer & Partner since 2009 and has been working there as a legal and patent attorney.
Prior to that, he worked for Mannesmann Pilotentwicklung/Vodafone Group R&D.
After studying law at the LMU Munich, he passed his legal internship at the Bavarian Higher Regional Court. In addition, he completed a computer science course with a minor in mechanical engineering.

LANGUAGES:
German (mother tongue), English, French (basic knowledge)

Specialist areas of activity

ACTIVITIES:

  • Patent infringement proceedings before regional court of Mannheim, Higher Regional Court Karlsruhe, Regional Court/Higher Regional Court Düsseldorf, Regional Court Munich I, Higher Regional Court Munich
  • Nullity proceedings and cancellation proceedings before the German Patent Office (DPMA), the German Federal Patent Court (BPatG), and the German Federal Court of Justice (BGH)
  • Filing, opposition and appeal proceedings before the German Patent and Trademark Office and the European Patent Office.
  • Infringement reports

AREAS OF EXPERTISE:

  • computer-implemented inventions (software development, data bases, data network technology, cryptography and security systems, audio and video coding, search engines, user interfaces)
  • automotive technology (air-conditioning/compressors, exhaust systems, engine and system control, brake systems, airbags, chassis, sensors)
  • measurement and process technology (weighing systems, bulk transport, packaging)
  • mechatronics, precision engineering (print systems)
  • mechanical engineering (machine tool control, manipulator management, cable/tube layout)

Publications and memberships

Publications

No publications

Memberships

epi – European Patent Institute
Chamber of Patent Attorneys

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Even the longest way begins with the first step.
Konfuzius

Christoph Jaeckel

Attorney-at-Law
(Cooperation Partner)

+49 89 69 39 21-0jaeckel@pruefer.eu

Professional career path

BIOGRAPHY:
Christoph Jaeckel has been working as a freelance lawyer since March 2021 and supports Prüfer & Partner as a cooperation partner, in particular for intellectual property rights related to China . Before that, he first worked for a law firm specialized in trademark law in Berlin and later worked for six years in the area of trademark law and patent law in Shanghai, China. He studied law at the Free University of Berlin and completed his legal traineeship at Kammergericht Berlin.

LANGUAGES:
German, English, Chinese

Specialst areas of activity

ACTIVITIES:

  • Filing and enforcement of trademarks
  • Advising on IP strategy (filing and enforcement) in China
  • Managing the enforcement of IP cases for German clients in China
  • Advising Chinese companies on all IP matters when entering the German market and when it comes to enforcing their IP in Germany.

AREAS OF EXPERTISE:

  • Trademark law
  • Patent law

Publications and memberships

Publications and memberships

“Modeschutz – Gewerbliche Schutzrechte für Modeneuheiten und Modeunternehmen” Christoph Jaeckel, presentation, 13 October 2010, Hamburg,

“Strategie-Frage, Schutz des Designs vor Nachahmungen”, Christoph Jaeckel, China Contact 2009, p. 43-44,

“Rechtsschutz gegen unberechtigte Schutzrechtsverwarnungen”, Christoph Jaeckel (co-author), MarkenR 2008, p. 365-378,

“Die bösgläubige Markenanmeldung”, Christoph Jaeckel (co-author), MarkenR 2008, p. 296-309.

“Schutz geistigen Eigentums, geheim halten oder aktiv patentieren?” Christoph Jaeckel, ChinaContact 09/10 2019 S. 22-23

“Schneller Schutz mit Gebrauchsmustern” Christoph Jaeckel ChinaContact 11/12 2019 S. 44-46

Memberships

DAV – German Bar Association
DCJV – German Chinese Lawyers Association
ECTA – European Communities Trade Mark Association
GRUR – German Association for the Protection of Intellectual Property
Chamber of Attorneys-at-Law Munich

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Each case is different, each idea is worth being treated individually

Dr. Peter Klein

Dr. rer. nat., Dipl.-Phys.
German Patent Attorney, European Patent Attorney,
European Trademark & Design Attorney

+49 89 69 39 21-0klein@pruefer.eu

Professional career

BIOGRAPHY:
Dr. Peter Klein has been working as a patent attorney at Prüfer & Partner since 2004. He joined Prüfer & Partner as trainee in 2004.
Prior to this, he worked as a project coordinator at the University of Dortmund for the microsensor technology alliance NRW.
He received his Ph.D. in physics from LMU Munich. Dr. Peter Klein worked as research assistant at the semiconductor laboratory of the Max Planck Institutes for Physics and Extraterrestrial Physics. Previously, he worked as a system programmer at Rohde & Schwarz GmbH & Co. KG.
He studied physics and computer science at LMU Munich.

LANGUAGES:
German (mother tongue), English, French

Specialist areas of activity

ACTIVITIES:

  • Many years of experience in advising clients on the protection of technical innovations
  • Patent drafting
  • Patent prosecution, opposition and appeal proceedings before the German Patent and Trademark Office (DPMA), the German Federal Patent Court (BPatG), and the EPO
  • Expert opinions on validity and infringement

AREAS OF EXPERTISE:

  • semiconductor devices (design, simulation, manufacturing technology, etc.)
  • additive manufacturing
  • medical technology (especially ophthalmic devices and orthopaedic technology)
  • sensor technology
  • computer-implemented inventions

Publications and memberships

Publications

“Design and Performance of Semiconductor Detectors with Integrated Amplification and Charge Storage Capability”, Nucl. Instr. and Meth. A305 (1991) 517…

“Study of a DEPJFET pixel matrix with continuous clear mechanism”, Nucl. Instr. and Meth. A392 (1997) 254…

“First Measurements on a DEPFET Active Pixel Matrix for X-Ray Imaging Spectroscopy”, Proc. SPIE Vol. 4013 (2000), p. 605-611

i.a.

Memberships

Chamber of Patent Attorneys
epi – European Patent Institute
FICPI – International Federation of Intellectual Property Attorneys
VPP – Association of Intellectual Property Experts
AIPPI – International Association for the Protection of Intellectual Property

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Never stop asking.
Albert Einstein

Alexander Lehmann

Dipl.-Phys. (Univ.), Master of Laws
Patent Attorney, European Patent Attorney,
European Trademark & Design Attorney

+49 89 69 39 21-0lehmann@pruefer.eu

Professional career

BIOGRAPHY:
Alexander Lehmann has been working in intellectual property law since 1991, as a patent attorney since 1995 and as a partner at Prüfer & Partner since 2008. Before training to be a patent attorney, he gained practical experience in the automobile industry. He studied physics at the Technical University of Munich (TUM) and gained his Master of Laws (LL.M.) in European intellectual property law at the University of Hagen.

LANGUAGES:
German (mother tongue), English (business fluent), French (basic knowledge)

Specialist areas of activity

ACTIVITIES:

  • Filing and examination processes for patents, trademarks, designs (registered designs)
  • litigation procedures in patent, trademark and design matters (appeal, opposition, cancellation, nullity, invalidity and infringement proceedings)
  • representation of clients before the German Patent and Trademark Office, the European Patent Office, the Federal Patent Court, the Federal Supreme Court (in nullity proceedings), the European Union Intellectual Property Office (EUIPO) and the World Intellectual Property Organization (WIPO)
  • Cooperation in IP litigation proceedings before the German civil courts
  • expert opinions
  • (licence) contracts and agreement

AREAS OF EXPERTISE:

  • mechanical engineering and mechanics of all kinds
  • automotive technology
  • electrical engineering, electro-mechanics
  • physics (including optics and semiconductor technology)
  • power engineering and energy technology

Publications and memberships

Publications and memberships

No publications

Memberships

Chamber of German Patent Attorneys
Federal Association of German Patent Attorneys
VPP – Association of Intellectual Property Experts
epi – European Patent Institute
FICPI – International Federation of Intellectual Property Attorneys
INTA – International Trademark Association

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All success comes from trust

Dr. Susanne Sonnenhauser

Dr. rer. nat., Dipl.-Biol., German Patent Attorney,
European Patent Attorney, European Trademark & Design Attorney

+49 89 69 39 21-0sonnenhauser@pruefer.eu

Professional career

BIOGRAPHY:
Dr. Susanne Sonnenhauser has been a partner at Prüfer & Partner since 2008.
She completed her training as a patent attorney in a large law firm in Munich.
She also trained at the DPMA, the Federal Patent Court and the Patent Litigation Chamber of the regional court Munich, after graduating as Dr. rer. nat. at the Institute of Medical Microbiology, Immunology and Hygiene, Klinikum rechts der Isar (Technical University of Munich).
Before that, she studied biology at the Technical University of Munich specialising in microbiology, immunology and genetics.

LANGUAGES:
German, English, French (basic knowledge)

Specialist areas of activity

ACTIVITIES:

  • Patent drafting
  • Patent prosecution, opposition and appeal proceedings
  • Preparation of expert opinions (freedom-to-operate, validity)
  • Innovation management

AREAS OF EXPERTISE:

  • pharmacy (esp. pharmaceutical formulations)
  • biotechnology
  • biochemistry
  • immunology
  • virology
  • molecular biology
  • genetic engineering
  • medical technology

Publications and memberships

Publications

No publications

Memberships

epi – European Patent Institute
Chamber of Patent Attorneys

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Complex tasks are like a slalom. The aim here is the ideal line.

Marion Ziliox

Professional career

BIOGRAPHY:
Marion Ziliox has been an attorney at Prüfer & Partner since 2011. Before that, she practised the profession at Bardehle Pagenberg in Munich and in a medium-sized patent law firm.
She studied law at the university of Freiburg i. Brsg.

LANGUAGES:
German, French (second mother tongue), English, Spanish, good understanding of Italian (oral and written)

Specialist areas of activity

ACTIVITIES:

  • Advice and representation in patent litigation in a wide variety of technical areas
  • Advice in regard to and drafting of agreements concerning IP-relevant matters and copyright law, in particular research and development agreements, licensing agreements, purchase agreements
  • Industry-specific experience: mechanical engineering, automotive, medical engineering, construction, rail vehicles, waste water technology, measurement technology, chemistry, pharmaceutical, entertainment electronics, software, sporting goods, fashion, furniture, luxury articles, wine

AREAS OF EXPERTISE:

  • patent and trademark law
  • IP contracts
  • regularly IP-relevant antitrust and competition law
  • copyright, design and employee invention law

Publications and memberships

Publications

No publications

Memberships

No memberships

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