Dr. Patrick Troller has been a partner in Troller Hitz Troller since 1979.

He attended and received his doctor's degree from the University of Berne. From 1977 to 1979 he was at the Max Planck Institute for Foreign and International Patent, Copyright, and Competition Law in Munich. He was admitted to the bar in Lucerne in 1976 and was licensed as a notary in 1979.

His main activity is in the fields of intellectual property law and the law on competition. He is primarily concerned with patent and trademark law, as well as with copyright law, design law, unfair competition law, the law of company and trade names.

Patrick Troller deals with the worldwide filing and prosecution of trademarks and designs.

He provides counselling and represents clients in court proceedings in most of the German-speaking Swiss cantons, as well as in arbitration proceedings and acts as a notary.

His memberships include AIPPI Switzerland, the International Trademark Association (INTA), Association Littéraire et Artistique Internationale (ALAI), the International League of Competition Law, Institut für gewerblichen Rechtsschutz (INGRES), SF Swiss Forum for Communication Law, the Lucerne and Swiss Bar Associations, as well as being a member of the Rotary Club Lucerne.

Patrick Troller is president of the council of the foundation Festival Strings Lucerne as well as member of the council of the foundation Stiftung Konzerthaus Luzern and of the foundation Kammermusik Stiftung.

Dr. Troller speaks German, English, French and Italian.

Rankings and Awards:

• World Trademark Review (WTR) 1000, Gold Band
  
  „A key driver of its success is polished litigator Patrick Troller, a renowned member of the IP community for his rich contributions to the practice." (2024, 2023, 2022)
  
  „The highly specialised boutique has been perfecting its A-to-Z service since 1941 and has all the tools needed to help companies build and maintain distinctive brand identities on the market. Its success is due in no small part to the hard graft of Patrick Troller, who comes commended by peers as 'a phenomenal opponent'; his revered standing in the IP community is abundantly clear." (2021)
  
  „Having built the storied unit from the ground up, Patrick Troller has earned more than the respect of his peers. 'A star in the sky, he is an exceptional litigator. His analysis is thorough and you know you’re up for a fight when he is on the other side.' ” (2020)
  
  „Founding member, Patrick Troller 'has a longstanding practice and is extremely thorough – he is the sort of special lawyer you do not see every day'. He is an 'outstanding' practitioner who is nimble in the courtroom and has mastered the art of worldwide filing requests." (2019)
  
  „One of the most revered soft IP attorneys in the country, his colleague Patrick Troller is a cultivated courtroom performer who “wins cases that others would lose”.  (2018)
  
  „German, English, French and Italian speaker Patrick Troller continues to “deeply impress” fellow professionals with his contentious nous“.  (2017)
  
  „Playing no small part in its success is the “really outstanding” and “unswervingly reliable” Patrick Troller, who “provides first-class IP services and has profound knowledge of the law and how to apply it in the best interests of his clients.“  (2016)
  
  „Fellow founding member Patrick Troller is “extremely sharp. He is a tough opponent; tremendously experienced, he has a brilliant mind”.  (2015)
   
• Chambers Europe, Intellectual Property
  
  „Patrick Troller offers profound expertise in patent and trade mark litigation, with further strength advising on copyright, design and unfair competition issues." (2024, 2023, 2022)
  
  „Patrick Troller offers profound expertise in patent and trade mark litigation, with further strength advising on copyright, design and unfair competition issues. One interviewee describes him as 'highly qualified in patent matters with many years of experience'." (2021)
  
  „Patrick Troller is noted by commentators for his long-standing experience in the IP market. He offers expertise in patent and trade market litigation, with further strength advising on copyright, design and unfair competition issues.” (2020, 2019)
  
  „Highlighted by peers for having a key presence in the market, Patrick Troller advises on global trade mark filings and prosecutions.“  (2018)
  
  „Patrick Troller retains a strong reputation in the Swiss IP market. He focuses on patents in the pharmaceuticals and life sciences sector as well as on trade mark law.“  (2017)
  
  „Patrick Troller maintains his reputation as a highly prominent figure in the IP market. Sources recommend him for his "highly technical" skills and single him out as "certainly one of the big names, and a great practitioner." He gains particular recognition for his strength in   trade mark opposition proceedings and patent litigation.“   (2016)
  
  „Commentators are quick to highlight Patrick Troller as a prominent and respected adviser in this area. Sources confirm he is a “very distinguished IP practitioner”.  (2015)
   
• Who’s Who Legal, IP-Trademarks
  
  „Patrick Troller, listed as 'Thought Leader - Switzerland - IP – Trademarks' and recommended in the categories 'IP – Trademarks', 'Switzerland - IP – Patents', 'Switzerland - IP – Trademarks', 'Switzerland - Life Sciences' and 'Life Sciences Patent Litigation'." (2024)
  
  „Patrick Troller, listed as Global Leader: Life Sciences - Patent Litigation 2023; National Leader: IP - Patents 2023; IP - Trademarks 2023; Life Sciences 2023"
  
  „Patrick Troller earns praise as 'a sophisticated and down-to-earth' practitioner who is highlighted for his experience in trademark filing and prosecution proceedings (Global Leader Life Sciences - Patent Litigation 2022; National Leader IP - Patents 2022; IP - Trademarks 2022; Life Sciences 2022"
  
  „Patrick Troller is a 'really great' practitioner who is highlighted for his 40-plus of experience focussing on IP matters." (2021)
  
  „Patrick Troller is 'outstanding' and well known for his strong international practice and first-class work on trademark prosecutions." (2020)
  
  „Patrick Troller is regarded as “an extremely impressive practitioner” at the top of the Swiss market. He boasts strong expertise in trademarks and is regularly engaged in high-end cases.”  (2018)
  
  „Patrick Troller is one of the top trademark lawyers in the country, with deep expertise across filing, prosecution and competition issues. Sources note him as “one of the people you find on big litigations”.  (2017)
   
• Further rankings and awards in 
  
  IAM Patent 1000
  Legal 500
  Best Lawyers, Intellectual Property
  WIPR Leaders
  MIP IP Stars
  etc.

Publications:

• Kollisionen zwischen Firmen, Handelsnamen und Marken, Diss. 1980
• A. Troller/P. Troller, Kurzlehrbuch des Immaterialgüterrechts, 2. Aufl. 1981, 3. Aufl. 1989
• Literatur und Urheberrecht, in "100 Jahre URG", 1983
• Der Schutz des ausländischen Handelsnamens in der neueren schweizerischen Rechtsprechung, in "Etudes de droit suisse et de droit comparé de la concurrence", 1986
• Zum Schutz technisch bedingter Formen als Modelle, Ausstattung oder Formmarke, in Festschrift Dr. Rudolf E. Blum, 1989
• Die Hausmarke - Verhältnis zur Firma, zum Handelsnamen, in "Marke und Marketing", 1990
• K. Troller/P. Troller, Länderbeitrag "SUISSE", in Pierre Greffe/François Greffe, La Publicité et la Loi, 7. Aufl., 1990
• Die einstweilige Verfügung im Immaterialgüterrecht, in "Richter und Verfahrensrecht", ZBJV Sonderband, 1991
• Zur Erheblichkeit der "post sale confusion" bei der Prüfung der Verwechslungsgefahr von Ausstattungen nach Art. 3 lit. d UWG, in SJZ 1992
• Gedanken zum Einfluss des Eintragungsprinzips nach dem neuen Markenrecht auf den Schutz nicht eingetragener Marken, in AJP 1993
• Reine Formmarken haben bezüglich der Form einen weiteren Schutzumfang als kombinierte Formmarken, in Festschrift Lucas David, 1996
• R. Monsch/P. Troller, The Swiss Practice, in Jochen Pagenberg/William Cornish, Interpretation of Patents in Europe, Application of Article 69 EPC, 2006
• P. Troller/G. Joller, Swiss chapter, in: Bereskin, International Trademark Dilution, Thomson Reuters, 2013 ed., 2014 ed., 2015 ed., 2016 ed., 2017 ed., 2018 ed., 2019 ed., 2020 ed.