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Cabinet d'Avocats au service de la Propriété Intellectuelle

a law firm

specialized in Intellectual Property in France and abroad

a human scale

firm

a reactive

team

international

skills

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Law offices Kopacz in a few words

The “youthful, energetic and driven” trademark practice at this boutique “impresses with its success rate in contentious matters”. Internationally admired as “great to work with”, the firm is “quick, precise and very good at proving the repute of a famous mark and enforcing it against dilution”.
Eponymous partner William James Kopacz has reaped renown for his defence of marks owned by US high-technology companies, among other matters.

World Trademark Review – The World’s Leading Trademark Professionals 2012

Areas of Expertise

What we can do for you

Trademarks

Trademarks

Trademarks

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Copyright

Copyright

Copyright

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Designs

Designs

Designs

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Domain names and Internet law

Domain names and Internet law

Domain names and Internet law

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Customs procedures

Customs procedures

Customs procedures

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Patents

Patents

Patents

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Image and personality rights

Image and personality rights

Image and personality rights

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Unfair competition and parasitic activity

Unfair competition and parasitic activity

Unfair competition and parasitic activity

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Litigation

Litigation

Litigation

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Meet our experts

A team at your service

Attorney

William James Kopacz

William James Kopacz

Fermer
Attorney

Attorney

Member of the Paris, Virginia, and California Bars, the European Patent Office, the United States Patent and Trademark Office.

Practice:

Intellectual property law, including, trademarks, design, patents and copyright law, and Internet related matters.

Experience includes advising multi-national clients such as, Facebook, Visa, Porsche, 3M, WhatsApp, Intuit, Gilead, LexisNexis, Instagram, Verisign, DIVX, Celgene, USB.

The firm has tried hundreds of intellectual property lawsuits over the past 20 years.

Education and professional experience:

  • Georgetown University Law School 
  • Research Fellow Max Planck Institute for Industrial Property Law, University of Munich
  • Bachelor of Science in Electrical Engineering, University of Illinois 
  • Registered U.S. Patent Attorney
  • Registered attorney at the European Patent Office

Languages:

  • English
  • French 
  • German

Representative Publications:

  • Sweet and Maxwell’s European Trade Mark Litigation Handbook – 1998, Contributor Chapter 6 France.
  • The European Patent Attorney qualifying examination: An American perspective – 1987 – Journal of the Patent and Trademark Office Society – 1987 Vol 69 No 1 p 47-58.
  • Les œuvres d’origine étrangère et la mention du copyright (copyright notice) aux Etats-Unis – 1986 – Revue du Droit de la Propriété Industrielle – 1986 No 5 p 19-25.
  • Tobacco trade marks in France: The effect of the new law – 1980 – European Intellectual Property Review – 1980 Vol 2 July p 219-224.
  • United States patent rights as affected by foreign admissions and rulings – 1976 – International Review of Industrial Property (IIC) – 1976 Vol 7 No 3 p 332-358, Max Planck Institute.
  • Experience in Taking the European Patent Attorney Exam, Journal of the Patent Office Society.

Associations:

  • INTA (International Trademark Association)
  • APRAM (the French Trademark and Design Professionals Association)
  • ECTA (European Communities Trade Mark Association)
  • AIPLA (American Intellectual Property Law Association)

Attorney

Nathalie Ruf

Nathalie Ruf

Fermer
Attorney

Attorney

Member of the Paris Bar since February 16, 2005

Member of Cabinet KOPACZ since 2005, Nathalie works as an advisor and litigator in all areas of intellectual property, in particular trademarks, designs, models, domain names and unfair competition.

Education:

  • Certificate of aptitude for the profession of attorney (Professional Training School of the Bars of the Court of Appeal of Paris)
  • Masters 2 in Industrial Property Law (University of Paris II - Panthéon Assas)
  • Masters 2 in Civil law (University of Paris II - Panthéon Assas)
  • Masters 1 of Civil Law (University of Paris II - Panthéon Assas)
  • Bachelor of Law Degree (University of Reims - France/Southampton Institute Law Faculty - UK)

Languages:

  • French
  • English

Associations:

  • APRAM (Association of Trademark and Design Law Practitioners)
  • INTA (International Trademark Association)

Attorney

Amandine Pâquet

Amandine Pâquet

Fermer
Attorney

Attorney

Member of the Paris Bar since December 3, 2008

Member of Cabinet KOPACZ since 2008, Amandine is an advisor and litigator in all areas of intellectual property.

Amandine has a degree from the CEIPI and followed a trilingual curriculum in English, German and French law during her university education.

Education:

  • Certificate of aptitude for the profession of attorney (Regional Law School of the Grand East)
  • Masters 2 in intellectual property law, contracts, transfer of techniques, competition (Center for International Intellectual Property Studies, CEIPI, Strasbourg)
  • University degree in Intellectual property and new technologies law (University of Lille III)
  • Certificate of integrated legal studies (Warwick Univertity, UK - Universität Des Sarrlandes, Germany - University of Lille, France)

Languages:

  • French
  • English
  • German

Associations:

  • APRAM (Association of Trademark and Design Law Practitioners)
  • INTA (International Trademark Association)

Attorney

Elsa Carra

Elsa Carra

Fermer
Attorney

Attorney

Member of the Paris Bar since December 2, 2009

Elsa has worked in law firms specilaized in intellectual property since 2009. She joined Cabinet Kopacz in 2014, where she is an advisor and litigator in all areas of intellectual property.

Education:

  • Certificate of aptitude for the profession of attorney (Professional Training School of the Bars of the Court of Appeal of Paris)
  • Masters 2 "Intellectual and Artistic Property" (University Paris I Pantheon-Sorbonne)
  • University degree Anglo-American Jurist (University of Cergy-Pontoise)

Languages:

  • French
  • English

Associations:

  • APRAM (Association of Trademark and Design Law Practitioners)
  • INTA (International Trademark Association)

Attorney

Laurie Lemoine

Laurie Lemoine

Fermer
Attorney

Attorney

Member of the Paris Bar since March 21, 2012

After practicing for two years in a law firm specializing in intellectual property law, Laurie joined Cabinet KOPACZ in 2014, where she is an advisor and litigator in all areas of intellectual property.

During her studies at the Paris Bar School, Laurie worked in the legal department of an English company in London, then in the Intellectual Property department of the DS Avocats law firm.

Education:

  • Certificate of aptitude for the profession of attorney (Professional Training School of the Bars of the Court of Appeal of Paris)
  • Masters 2 Law of Cultural enterprises and communication (University Lyon III)
  • Masters 1 Business Law (University Lille II)

Languages:

  • French
  • English

Associations:

  • APRAM (Association of Trademark and Design Law Practitioners)
  • INTA (International Trademark Association)

Attorney

Caroline Lamer

Caroline Lamer

Fermer
Attorney

Attorney

Member of the Paris Bar since June 22, 2016

After gaining experience as a trainee in various firms and enterprises, Caroline joined Cabinet KOPACZ in 2016, where she is an advisor and litigator in all areas of intellectual property.

Education:

  • Certificate of aptitude for the profession of attorney (HEDAC)
  • Masters 2 Innovation Technique Law (University of Paris-South XI)
  • Masters 1 General Private Law (University of Paris-South XI)
  • Data Protection Officer certificate of specialization (DPO/CIL) (CNAM) 

Languages:

  • French
  • English

Associations:

  • APRAM (Association of Trademark and Design Law Practitioners)
  • INTA (International Trademark Association)

Assistant

Françoise Pierre-Léandre

Françoise Pierre-Léandre

Fermer
Assistant

Assistant

Paralegal

At Cabinet KOPACZ since 1990, Françoise is mainly involved in supporting the team of lawyers in the administrative management of trademark portfolios, the administrative follow-up of pre-litigation and litigation files and the invoicing of clients.

Languages:

  • French
  • English

Assistant

Caroline Jumelle

Caroline Jumelle

Fermer
Assistant

Assistant

Paralegal

With more than 15 years of experience in law firms, Caroline joined Cabinet KOPACZ in 2013. She assists the firm's lawyers in the management of trademark files and portfolios. Caroline also manages the firm's communications, notably with the French courts (via the RPVA) and EUIPO, as well as Carpa and legal professionals. She also manages the firm file calendar.

Training: 

Certificate of Professional Qualification as Legal Assistant

Languages:

  • French
  • English
In a few numbers

The firm’s practice

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years of expertise

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cases handled

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marks handled

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favorable decisions

Our team is at your disposal

Contact us

Call us at +33 1 46 33 09 09 or fill in the form opposite.