Located in metropolitan Washington, D.C, Sherr & Jiang, PLLC is one of the leading intellectual property law boutique firms in the U.S. We handle all phases of patent and trademark law including, but not limited to, U.S. and international patent preparation and prosecution, patent transactions (including patent licensing, enforcement and sales), patent counseling (including patentability, freedom-to-operate and validity counseling), U.S. and Madrid Protocol trademark preparation and prosecution, trademark transactions (including trademark licensing, enforcement and sales) and trademark counseling (including search analysis and freedom-to operate counseling).

Our clients include domestic and foreign emerging businesses, mid-tier companies, corporations, both national and multi-national, and universities. We have invaluable expertise and flexibility which enables us to efficiently and effectively provide guidance and counseling to our clients without sacrificing quality of work product.

We have established a patent training program for our international clients to teach them basic skills and knowledge of the U.S. patent process, including U.S. Patent & Trademark Office (USPTO) practices and procedures. We also travel abroad to provide complimentary seminars on various aspects of U.S. patent and trademark practice.

At S&J, our core philosophy is to provide high quality and high value services to our clients in an efficient manner. Above all, we strive to help our clients meet their corporate objectives.