Stephen M. Hash

Baker Botts LLP

$ $$$

San Jacinto Boulevard 98
Austin 78701 TX US

Stephen Hash is a patent litigator whose practice is primarily focused on pharmaceuticals and Paragraph IV disputes under the Hatch-Waxman Act. He has acted as lead counsel for clients in numerous pharmaceutical patent litigations, including cases relating to drugs for the treatment of migraine, sepsis, epilepsy, bipolar disorder, acne, Alzheimer’s, ADHD, and pain.

He has experience in all phases of Paragraph IV disputes, including the cost-effective management of cases, from pretrial through trial and appeal. With a strong technical background in life sciences and a particular focus on immunology and molecular biology, Stephen has also handled cases in a variety of other areas, including DNA sequencing, research tools, diagnostics, medical devices, agricultural products, consumer products, and food products.


  • J.D., University of North Carolina School of Law 1999
  • Ph.D., Immunology, Texas A&M University 1997
  • M.S., Zoology, North Carolina State University 1991
  • B.Sc., Zoology, North Carolina State University 1989

Admission & Affiliations:

  • State Bar of Texas
  • United States Patent and Trademark Office
  • United States Court of Appeals for the Federal Circuit
  • United States District Courts for the Eastern and Western Districts of Texas
  • Member: International Federation of Intellectual Property Attorneys (FICPI)


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San Jacinto Boulevard 98
Austin 78701 TX US
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