Leason Ellis is an intellectual property law firm located just outside of New York City that consistently has been ranked among the top New York law firms for its intellectual property services.  Our litigation group continues to achieve favorable outcomes for our clients both large and small, in trademark infringement, patent infringement and copyright infringement cases, as well as in other IP disputes. 

This website highlights the IP litigation capabilities of the firm.

Leason Ellis' litigation team has secured wins for our clients at trial and on dispositive motions in federal district courts across the country, as well as within our "home" venue in both the White Plains and Manhattan courthouses for the Southern District of New York.  We have obtained victories in federal appellate courts as well, including the Ninth Circuit, Fourth Circuit, Second Circuit and Federal Circuit. We also litigate regularly in the U.S. Patent & Trademark Office, including before the Trademark Trial and Appeal Board and the Patent Trial and Appeal Board. 

If you are looking for litigation counsel to diligently enforce or defend your intellectual property rights, look no further!  


Leason Ellis Litigation is proud to be a green, paperless practice.