Desmarais LLP firm handles all stages of litigation. We have successfully tried cases before juries and judges throughout the country, as well as before administrative bodies and arbitration panels. At the appellate level, we have successfully briefed and argued cases before numerous appellate courts.

The cases that we litigate span a wide range of subjects and technologies. We have obtained successful trial results for our clients—both plaintiffs and defendants—in dozens of patent infringement cases and other intellectual property disputes, concerning technologies as diverse as semiconductors, telecommunications, software, consumer electronics, pharmaceuticals, medical devices, biotechnology, chemicals, and transportation. On appeal, we have preserved both offensive and defensive victories for our clients in wide-ranging subject matter areas, obtained the reversal of adverse results, and steered the development of the substantive law in our clients' interests.

Our Life Sciences and Medical Device Practice

Our firm offers unparalleled expertise and a deep bench of trial attorneys with the knowledge and expertise to win life sciences and medical device cases.

Our Technology Practice

Desmarais LLP combines decades of trial experience with unmatched technical expertise across a wide range of technologies to make complex technologies understandable for judges and juries.

Our Additional Practices

Our expertise extends beyond patent cases. We have successfully litigated, for both plaintiffs and defendants, a wide variety of disputes involving antitrust, unfair competition, trade secret, fraud, and contract claims. We have also built a strong track record of success litigating in other intellectual property fields, such as high profile trademark, trade dress, and counterfeiting matters.



230 Park Avenue,
New York, New York 10169
Phone: 212-351-3400
Fax: 212-351-3401
Photo of New York City, New York where Desmarais LLP is located