Welcome To Charles L. Riddle, Esq.

Mr. Riddle was born in Wilkes Barre, Pennsylvania, 1974, raised in Dunmore, Pennsylvania; admitted to bar, 2002, Pennsylvania; registered to practice before U.S. Patent and Trademark Office. Education: Wilkes University (B.S. Environmental Engineering, 1997); Widener University School of Law (J.D., cum laude, 2002); post J.D. coursework in computer science at West Chester University of Pennsylvania.

Mr. Riddle has worked on the application of patents, trademarks, and copyrights in the United States, Canada, China, Korea (South), Japan, Australia, New Zealand, the United Kingdom, Ireland, Norway, the European Union, Brazil, Israel, Singapore, Switzerland, and Mexico. He has undertaken internet domain name disputes and prosecuted international trademark applications before the World Intellectual Property Organization.

Mr. Riddle also provides assistance to foreign firms and counsel seeking to expand patent and trademark protection to the United States.

Mr. Riddle is admitted to practice before the Middle District of Pennsylvania, the Eastern District of Pennsylvania and the Court of Appeals for the Federal Circuit. Charles has practiced before the United States Patent and Trademark Office and the United States Trademark Trial and Appeal Board in various trademark opposition ad cancellation proceedings.

Charles has been involved in various patent, trademark, and copyright infringement matters in the following United States district courts:

  • District of Connecticut
  • Eastern District of Pennsylvania
  • Southern District of New York
  • Northern District of New York
  • Middle District of Tennessee
  • Eastern District of Michigan
  • Northern District of Illinois
  • The District of Columbia
  • Central District of California

Mr. Riddle has also handled trademark related appeals before the United States Court of Appeals for the Federal Circuit.

Charles began his professional career as a consulting engineer and designed water treatment plants, pump stations, roads, buildings, dams, residential developments and other implements of urban infrastructure. He later went on to law school and was appointed to the summer internship program for the Commonwealth of Pennsylvania, Governor’s Office of General Counsel in 2000.

Charles began practicing patent law in 2000 as a law clerk with a boutique intellectual property firm in Valley Forge, PA, and continued there until 2009.

With his free time Charles enjoys spending time with his friends and family, being outdoors, exercising, and musical performance.

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