Celebrating 125 Years

Daniel D. Chapman


Daniel D. Chapman focuses his practice on civil trial law involving patent, copyright, and trademark law, and domestic and international trademark and patent prosecution.

More about Daniel D. Chapman: Involvement | Recognition | Speeches / Publications | News

Organization Membership

Mr. Chapman is a member of the State Bar of Texas and the San Antonio Intellectual Property Law Association.

More about Daniel D. Chapman: Biography | Recognition | Speeches / Publications | News

Peer Recognition

Mr. Chapman was named a San Antonio "Best Lawyer" by S.A. Scene (2009, 2011, 2013). Mr. Chapman also received the highest possible AV Peer Rating (Martindale Hubbell 2013).

More about Daniel D. Chapman: Biography | Involvement | Speeches / Publications | News

Speeches / Publications

Mr. Chapman is the author of numerous publications over the last four decades in scientific, legal, as well as other areas, for example: "An Unusual Law Angle Thrust Fault (abstract)," Yale Scientific, April 1969; "Solar Collectors--An Original Experiment," Science Teachers Bulletin, Fall-Winter 1978-79; "Physics with Flashers," The Science Teacher, September 1983; "The Use of Patent Information in Products Liability and Personal Injury Law Litigation," Texas Personal Injury Law Reporter, Vol. 9, No. 4, 1991; E-Copyright Handbook (Aspen Law and Business 2003) (contributor). He is a frequent expert witness, speaker and author on intellectual property subjects.

Links to Publications

More about Daniel D. Chapman: Biography | Involvement | Recognition | News

  • Daniel D. Chapman
San Antonio Office
T: 210.978.7759
F: 210.242.4602

Practice Areas

B.S., State University of New York

J.D., Baylor University School of Law
Bar Admissions

  • 1986, Texas
  • He is admitted to practice before the United States Court of Appeals for the Fifth and Federal Circuits, and various United States District Courts. He is also registered to practice before the United States and Canadian Patent and Trademark Office.
Court Admissions

  • United States Court of Appeals for the Federal Circuit
  • United States Patent and Trademark Office
  • Canadian Patent Office
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