Intellectual Property Law pertains to the legal landscape that guards creations of the mind, including inventions, literary and artistic works, designs, symbols, names, and images used in commerce. Companies in this industry provide various expertise services, including patent registration, trademark litigation, and advising on copyright issues. In addition, these firms are equipped to handle a broad sphere of intellectual property matters, reflecting the industry’s evolving growth due to technological advancements and internet proliferation. Looking ahead, the sector may encapsulate more digital-oriented services as businesses adapt to an increasingly online environment.


Top 24 Intellectual Property Law Companies

1. German Patent and Trade Mark Office (DPMA)

  • Website: dpma.de
  • Headquarters: München, Bayern, Germany
  • Founded: 1877
  • Headcount: 1001-5000
  • LinkedIn

The company, dpma.de, specializes in providing patent and utility model protection services. They offer services such as research, application, registration, and publication of patents and utility models. With 70 years of experience, dpma.de is a trusted authority in the field of intellectual property rights.


2. Fenwick & West

  • Website: fenwick.com
  • Headquarters: Silicon Valley, California, United States
  • Founded: 1972
  • Headcount: 501-1000
  • LinkedIn

Fenwick is a law firm specializing in corporate and intellectual property matters, providing legal services to technology and life sciences companies. They offer expertise in areas such as capital markets, mergers and acquisitions, patent and trademark litigation, and privacy and cybersecurity.


3. Knobbe Martens

  • Website: knobbe.com
  • Headquarters: Irvine, California, United States
  • Founded: 1962
  • Headcount: 501-1000
  • LinkedIn

Knobbe Martens is one of America's largest intellectual property and technology law firms. They are a team of smart, aggressive attorneys, scientists, and technical experts committed to promoting and protecting innovation.


4. INPI France

  • Website: inpi.fr
  • Headquarters: Courbevoie Cedex, Ile-De-France, France
  • Founded: 1951
  • Headcount: 501-1000
  • LinkedIn

INPI is a company that provides services and resources in all domains related to intellectual property, including research, training, and assistance. They offer services such as customized research, data access, and training programs. The company focuses on innovation and plays a key role in protecting intellectual property rights.


5. ClarkeModet

ClarkeModet is a leading intellectual property (IP) group that specializes in providing strategic advisory services to clients in Spanish and Portuguese-speaking countries. With a highly qualified and specialized multidisciplinary team, the company helps clients create competitive advantages and protect their IP rights through services such as counselling, filing and prosecution, defence and control, and transfer and use of IP. ClarkeModet aims to be the trusted strategic ally of its clients by adapting and anticipating market needs.


6. Day Pitney LLP

  • Website: daypitney.com
  • Headquarters: New York, New York, United States
  • Founded: 2007
  • Headcount: 501-1000
  • LinkedIn

Day Pitney is a law firm that specializes in intellectual property rights, including patents and trademarks. They also provide legal services for healthcare and life sciences industries, such as advising on workplace policies and litigating disputes. The firm has a focus on creating long-term partnerships with their clients and staying informed about their businesses.


7. Dannemann Siemsen

Dannemann is a company that specializes in intellectual property law and provides legal services and counsel to clients. They offer expertise in areas such as patent, trademark, and copyright law, and assist clients in matters related to licensing, litigation, and enforcement.


8. Finnegan, Henderson, Farabow, Garrett & Dunner, LLP

  • Website: finnegan.com
  • Headquarters: Washington, District Of Columbia, United States
  • Founded: 1965
  • Headcount: 501-1000
  • LinkedIn

Finnegan, Henderson, Farabow, Garrett & Dunner, LLP is a leading IP law firm providing services in North America, Europe, and Asia. The firm specializes in intellectual property law and offers expertise in patents, trademarks, copyrights, and trade secrets.


9. Mewburn Ellis LLP

  • Website: mewburn.com
  • Headquarters: London, England, United Kingdom
  • Founded: 1867
  • Headcount: 201-500
  • LinkedIn

Mewburn Ellis is an IP law firm specialized in intellectual property protection and advisory services. They offer a wide range of services including patent drafting and prosecution, trademark registration, IP litigation, and commercial advice. With expertise in various sectors such as green technologies, advanced therapeutics, and precision medicine, Mewburn Ellis helps clients navigate the complexities of IP law to safeguard their innovations and business interests.


10. Irell & Manella LLP

  • Website: irell.com
  • Headquarters: Los Angeles, California, United States
  • Founded: 1941
  • Headcount: 201-500
  • LinkedIn

Irell & Manella LLP is a law firm specializing in patent litigation. They have delivered $1.7 billion to TiVo in patent litigation against major corporations. They offer services in various practice areas and have offices in Los Angeles, Newport Beach, and Washington, D.C.


11. Wolf Greenfield

Wolf Greenfield is an intellectual property law firm that offers patent, trademark, copyright, and IP transaction services. With a team of over 150 IP professionals, they provide unparalleled technical expertise and strategic guidance to protect their clients' valuable assets.


12. Sterne, Kessler, Goldstein & Fox

  • Website: sternekessler.com
  • Headquarters: Washington, District Of Columbia, United States
  • Founded: 1978
  • Headcount: 201-500
  • LinkedIn

Sterne Kessler is a law firm specializing in patent prosecution and intellectual property (IP) law. They offer services such as due diligence, IP valuation, strategic advice, opinions of counsel, and trademark and brand protection. They cater to clients in various industries including electronics, high tech, biotechnology, pharmaceuticals, chemical and industrial, consumer goods, healthcare, and medical devices.


13. Sughrue Mion PLLC

  • Website: sughrue.com
  • Headquarters: Washington, District Of Columbia, United States
  • Founded: 1957
  • Headcount: 201-500
  • LinkedIn

Sughrue Mion PLLC is a professional law firm specializing in intellectual property law. They offer legal services and expertise in patent prosecution, trademarks, copyrights, and IP litigation.


14. Birch, Stewart, Kolasch & Birch, LLP (BSKB)

  • Website: bskb.com
  • Headquarters: Falls Church, Virginia, United States
  • Founded: 1976
  • Headcount: 201-500
  • LinkedIn

BSKB is an internationally-recognized intellectual property law firm that specializes in obtaining and enforcing IP rights for clients.


15. Purplevine IP

Purplevine IP is a company specializing in patent transactions, licensing, litigation cases, and patent prosecutions in China and worldwide. They offer professional and efficient services to meet their clients' needs.


16. Regimbeau

  • Website: regimbeau.eu
  • Headquarters: Paris, Ile-De-France, France
  • Founded: 1931
  • Headcount: 201-500
  • LinkedIn

Regimbeau is a company specializing in intellectual property rights protection and defense. They offer a wide range of services, including patent validation cost estimation, brand protection, and contract negotiation. With a team of dedicated experts, Regimbeau helps clients protect and value their assets in various sectors, such as biotechnology, software, and mechanical engineering.


17. Qantm Ip

  • Website: qantmip.com
  • Headquarters: Melbourne, Victoria, Australia
  • Founded: 2016
  • Headcount: 201-500
  • Latest funding type: Ipo
  • LinkedIn

QANTM Intellectual Property Limited is a leading intellectual property (IP) company that offers a suite of IP-related services for the creation, protection, commercialization, enforcement, and management of IP rights. With a strong track record and over 270 years of combined history, they cater to a diverse range of clients from start-ups to Fortune 500 companies, research institutions, and universities.


18. Slater Matsil, LLP

Slater Matsil is a global intellectual property law firm that specializes in patents and licensing negotiations. They have a laser focus on the entire spectrum of intellectual property law and provide insightful IP counsel to support innovations in diverse industries.


19. Seed IP Law Group

  • Website: seedip.com
  • Headquarters: Seattle, Washington, United States
  • Founded: 1962
  • Headcount: 51-200
  • LinkedIn

Seed IP is an intellectual property law firm that specializes in copyright, IP agreements & licensing, IP litigation & enforcement, internet policy & law, mediation, patent, strategic counseling, trade secrets, and trademark.


20. Marshall, Gerstein & Borun LLP

Marshall, Gerstein & Borun LLP is an intellectual property law firm based in Chicago, IL. They offer legal services in various practice areas including patent law, trademark law, copyright law, and litigation. The firm has a team of experienced professionals who specialize in a wide range of industries such as life sciences, technology, engineering, and more.


21. Middleton Reutlinger

Middleton Reutlinger is a legal services firm specializing in business law, litigation, and intellectual property. They provide expert counsel and support for leading companies in obtaining intellectual property protection, commercial litigation, trademark and patent protection, legal matters, and contract negotiations. With a focus on client success, Middleton Reutlinger offers comprehensive legal solutions to protect and advance their clients' interests.


22. Sheridan Ross P.C.

Sheridan Ross is an intellectual property law firm that specializes in protecting brands and enforcing intellectual property rights. With decades of experience, they work with clients globally to develop tailored protection strategies for their intellectual assets.


23. McCoy Russell

  • Website: mccrus.com
  • Headquarters: Portland, Oregon, United States
  • Founded: 2017
  • Headcount: 51-200
  • LinkedIn

McCoy Russell LLP is an intellectual property law firm based in Portland, OR. They specialize in trademark and branding rights, serving a diverse range of clients from start-ups to iconic brands.


24. Llr

LLRIP is a group specialized in intellectual property with expertise in patents and legal advice. They provide services related to the validation and infringement of European patents. They are known for their qualified judges and offer measures for evidence preservation, identification of infringement, nullity, licensing, and temporary measures.


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