Patent Counseling & Prosecution

Cooley's Patent Counseling and Prosecution practice provides sophisticated patent services to life sciences and technology clients in a wide range of industries. Our international team assists companies in many different technology fields to strategically acquire and protect patent rights in the United States, Europe and in commercially significant markets around the world. Our team of  patent attorneys, located in offices across the US and London, brings to bear decades of experience drafting, prosecuting, defending and opposing patents at the US Patent and Trademark Office and the European Patent Office. In addition to our on the ground coverage in the US and UK, we have a carefully vetted network of counsel with whom we partner located in key jurisdictions worldwide.

For details about the specific technologies with which we have experience, please explore our strength in any of the following technology fields:

Key Facts

  • Fully integrated patent prosecution, counseling, licensing and litigation practice creating cost efficiencies and unified patent strategies
  • One of the top three largest life sciences patent practice groups in the US
  • Nearly 90% of our 50-person international life sciences patent team holds PhDs
  • Since 2010, the firm's patent practitioners have prepared and filed 9,500+ US patent applications, managed 9,500+ US filings and prosecutions, and managed 12,500+ foreign filings
  • In 2014, our patent lawyers provided patent due diligence support on more than 75 business transactions, including venture financings, mergers and acquisitions and licensing transactions
  • 90+ inter partes review and covered business method review proceedings, 100+ inter partes and ex parte reexaminations
  • Extensive international patent filing network
  • Full sequence management capacity, including database access, sequence management and sequence listing generation


  • 90+ USPTO and EPO registered professionals across the US and UK
  • Full patent support unit headquartered in the US (Washington DC) including docketing, file support and international filing staff (35+ staff members)
  • Electronic filing staff, including 35+ trained patent secretaries across offices
  • Extensive international patent filing network
  • Full paralegal support facilities (20+ paralegals with IP experience)
  • Prior art and patent diligence search services (20+ registered patent agents)

We help clients formulate and implement effective intellectual property development and protection strategies. The group's services include conducting patentability analyses, developing plans for building economically efficient patent portfolios, preparing patent applications, and corresponding with patent offices of various jurisdictions around the world to ensure global patent rights. 

The group also assists companies to avoid infringement of third party patent and intellectual property rights.  Such services include performing third party patent searches, analyzing third party patent and intellectual property rights, maintaining periodic patent watches on third party competitors and preparing non-infringement and invalidity opinions.

We also oversee their interests in a variety of business transactions and educating them on the overlapping and complementary relationships between patents, trademarks, copyrights and trade secrets.  When necessary, we work closely with lawyers in other groups within the Firm to provide legal advice regarding patents and patent portfolios, including for example:

  • the Mergers and Acquisitions group and Venture Capital group to assist in corporate transactions such as mergers, acquisitions, and capital investments in target companies;
  • the Technology Transactions group to assist with in-bound and out-bound licenses or sales of patent and intellectual property rights; and
  • the Intellectual Property Litigation group to develop and execute patent enforcement strategies for clients seeking to enforce their patent rights or who are accused of violating the patent rights of others.

Related Practices

PTAB Digest

Cooley provides you with a first-of-its-kind tool that tracks and analyzes key Patent Trial and Appeal Board decisions. Visit PTAB Digest.

Expanding Cooley's National IP Practice

We now count 40 PhDs among our 45+ life sciences patent professionals. Together, we serve many of the world's most innovative companies. Intelligently. Read here.

Resources to start and build your business. Cooley GO.

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