We protect your ideas

Advice provided by
Patent attorneys, litigation attorneys
Commercial lawyers

A team composed of
employees at L&K

More than
years of experience

Connected in
countries all around the

locations in

More than
applications for protection rights



Protection Rights

Techn. Protection Rights

  • Patents
  • Registered design
  • Semiconductors (topographies)

Non-techn. Protective Rights

  • Trademarks
  • Designs
  • Community design

Technical Expertise

  • Mechanical engineering
  • Materials engineering
  • Visual appearance
  • Semiconductor technology
  • Information technology
  • Electrical engineering
  • Medical technology
  • Physics

Areas of Law

  • Industrial property rights
  • Employee invention
  • Competition law
  • Trademark infringement
  • Contract law
  • Licensing law
  • Copyright law
  • Internet law

Overseas Protection

With our extensive network of specialized offices, we can provide you with competent advice regarding all your patent, trademark and design issues as well as all other areas of industrial property rights.

Catalog of Services

We cover the entire range of industrial property rights services, from consultation, applications and registrations, representation and surveillance to enforcement and defense of your protective rights.


Currently a global firm with offices worldwide

The Law Offices of LORENZ & KOLLEGEN forms part of a worldwide network operating in over 150 countries, and represents a large number of companies established in the Federal Republic of Germany as well as companies established within and outside of the European Union member states.

2011 Inauguration of the Munich branch office

In 2011 the Munich branch office was opened at a location close to the German Patent and Trade Mark Office (DPMA) and the European Patent Office (EPA), to be managed by partner and patent attorney Iris-Anne Markfort.

2008 Foundation of partnership

In 2008, the sole practice would combine with the talents of four other attorneys to form a partnership. Since then, the law offices have operated under the name Lorenz & Kollegen Patentanwälte Partnergesellschaft mbB.

2001 Construction of new offices in Heidenheim

In 2001, the five-storey office building in Heidenheim was constructed. The building comprises an impressive, 50-meter facade that sports the dark blue colors associated with the firm of patent attorneys.

1998 Merger with attorneys

Commencement of cooperation with attorneys Dr. Jürgen Strauß and Elke Strauß brought the firm a new name - Lorenz & Kollegen Patent- und Rechtsanwaltskanzlei.

1989 International law firm Lorenz & Gordon

Admission of British partner John Gordon brought the firm another new name - Lorenz & Gordon.

1976 Foundation of firm Lorenz

The law firms were first established by Dr. Werner Lorenz as a sole proprietorship in Heidenheim an der Brenz. During the early years, the firm exclusively served companies established in the East Württemberg area, especially in Heidenheim, Aalen, Schwäbisch Gmünd and Ulm.

Our business locations


Head Office

Alte Ulmer Strasse 2
89522 Heidenheim


T +49 (0)7321 9595-0
F +49 (0)7321 9595-35


Branch office

Theatinerstraße 45
80333 Munich


T +49 (0)89 89 356 988-0
F +49 (0)89 89 356 988-8