T: 713.667.6900

F: 713.667.6904



Hasley Scarano, L.L.P.

Attorneys & Counselors

Gregory M. Hasley

Greg Hasley is an experienced intellectual property attorney focusing his practice on patents, trade secrets, and trademarks.  After having spent 20 years practicing IP law, including 10 years as a partner at a large international law firm, Greg Hasley founded the IP practice at Hasley Scarano to provide a forum for high-level intellectual property counsel and personal service to clients. He has represented clients as lead counsel or intellectual property counsel in patent infringement cases, trade secret and migrating employee litigation, trademark and unfair competition suits, and post-grant administrative proceedings before the United States Patent & Trademark Office. In addition to litigation, a substantial portion of his practice relates to strategic counseling on intellectual property matters, including practice before the United States Patent and Trademark Office, maintenance of significant patent and trademark dockets, technology licensing and acquisition, freedom to operate opinions, corporate due diligence on intellectual property matters, and other intellectual property protections issues.

He is admitted to practice before the U.S. Patent and Trademark Office. He has been repeatedly named as one of Houston's Top Lawyers by H Texas Magazine (2007-2020).  Greg received his J.D. in 1994, his LL.M. in intellectual property law in 1998, and his M.B.A. in 1989 from the University of Houston. He received his B.S. in chemical engineering in 1984 from the University of Texas at Austin.  Before beginning his legal career, he spent nine years working for The Dow Chemical Company in various technology areas including polyurethanes, isocyanates, and hydrocarbons.



US Patent and Trademark Office

USCA, Federal Circuit

USDC Texas - Southern, Northern, Eastern and Western


State Bar of Texas, Texas Bar Foundation (Life Fellow), Houston Bar Association, Houston Bar Foundation, Houston Intellectual Property Law Association


University of Houston Law Center (1998)

University of Houston Law Center (1994)

University of Houston (1989)

University of Texas (1984)