Geitz Truckenmüller Lucht Christ
Patentanwälte PartGmbB

Kriegsstraße 234
D-76135 Karlsruhe

T +49 721 8304060
F +49 721 8304066

VAT identification number: DE 200848840

The law firm Geitz Truckenmüller Lucht Christ Patentanwälte PartGmbB is a partnership with limited professional liability. The partnership is registered in the partnership register of the Mannheim Local Court under the number PR 700330.

The partners of the partnership and the parties responsible for the content of this site are

Dipl.-Ing. Holger Geitz
Dr.-Ing. Frank Truckenmüller
Dipl.-Phys. Silvia Lucht
Dipl.-Ing. Niko Christ

All professionals of the firm are covered by professional liability insurance with worldwide validity with Zurich Insurance plc NfD, 53287 Bonn, Germany.


All partners of the law firm Geitz Truckenmüller Lucht Christ Patentanwälte PartGmbB have power of sole representation before the German Patent and Trademark Office (Deutschen Patent- und Markenamt – DPMA), the Federal Patent Court (Bundespatentgericht – BPatG), the Federal Office for Plant Variety (Bundessortenamt) in all matters of plant variety protection, in proceedings concerning nullity or revocation of a patent or supplementary protection certificate before the Federal Supreme Court (Bundesgerichtshof – BGH), the European Patent Office (EPO), the Office of the European Union for Intellectual Property (EUIPO), as well as the World Intellectual Property Organization (WIPO).

In legal disputes in which a claim is asserted under one of the legal relationships governed by the German Patent Act (Patentgesetz), the German Utility Model Act (Gebrauchsmustergesetz), the German Semiconductor Protection Act (Halbleiterschutzgesetz), the German Trademark Act (Markengesetz), the German Design Act (Designgesetz), the German Employee Inventions Act (Gesetz über Arbeitnehmererfindungen) or the German Plant Variety Protection Act (Sortenschutzgesetz), as well as in the legal appeal proceedings against decisions of the appeal chambers of the Federal Patent Court (Bundespatentgericht), the patent attorney represents the parties before the competent courts in recognised dual representation together with a lawyer. The same applies to all legal disputes in which an issue is of relevance which concerns an industrial property right, design or registered design, a data processing programme, an unprotected invention or other service contributing to technology, a plant variety right, or an unprotected service contributing to plant cultivation in the field of plant breeding or to the extent that a legal issue directly connected with such an issue is of relevance for the decision.


In all cases, the representation described above is governed by the professional regulations of the Patent Attorney Act (Patentanwaltsordnung, BGBl. (Federal Law Gazette) I 1966, p. 557), the Professional Code of Patent Attorneys (Mitt. 1997, 243 et seqq.), the FICPI Code of Professional Conduct (available at and the epi Code of Ethics (epi Information 2/2001, p. 75, available at The partners of Geitz Truckenmüller Lucht Christ Patentanwälte PartGmbB are entitled to use the professional title of “Patentanwalt/Patentanwältin” (patent attorney) conferred in the Federal Republic of Germany as well as the professional title of “European Patent Attorney” acquired before the European Patent Office. All partners are members of the relevant professional representative bodies, i.e. the Patent Attorney Chamber (Patentwaltskammer) and the Institute of Professional Representatives before the European Patent Office (epi).

Contact data:

Patentanwaltskammer (Patent Attorney Chamber)
Tal 29
80331 Munich

T +49 89 2422780
F +49 89 24227824

Institute of Professional Representatives before the European Patent Office (epi)
Bayerstraße 83
80335 Munich

T +49 89 2420520
F +49 89 24205220


The European Commission provides a platform for online dispute resolution (ODR) under REGULATION (EU) NO 524/2013 OF THE EUROPEAN PARLIAMENT AND OF THE COUNCIL of 21 May 2013 on online dispute resolution for consumer disputes and amending Regulation (EC) No 2006/2004 of 9 January 2016.

You can find the platform at

We do not participate in this dispute settlement mechanism, which takes place before a consumer mediation body under this Regulation. There is no obligation to participate in such a mediation procedure.