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Haynes and Boone, LLP

Katharyn Zagorin

Katharyn Zagorin



  • Intellectual Property
  • Trademark Litigation
  • Trademark Prosecution
  • Trademarks

WSG Practice Industries


Katharyn Zagorin is an associate in the Intellectual Property Practice Group in the Dallas office of Haynes and Boone. Her practice focuses on trademark law.

Before joining the firm Katharyn attended the SMU Dedman School of Law and served on the editorial board of the SMU Law Review. Katharyn also holds a Bachelor of Arts in Plan II Honors from the University of Texas.

Bar Admissions

Texas, 2017


J.D., Southern Methodist University Dedman School of Law, 2017
B.A., University of Texas at Austin, 2013
Areas of Practice

Intellectual Property | Trademark Litigation | Trademark Prosecution | Trademarks


The IP Beacon, August 2018
Haynes and Boone, LLP, August 2018

View the PDF version of the August 2018 IP Beacon. Squarely Decided: The Fifth Circuit Sides with Spongebob On May 22, 2018, inViacom Int’l, Inc. v. IJR Captial Invs., LLC, 242 F. Supp.3d 563 (2017), the Fifth Circuit Court of Appeals upheld summary judgment in favor of Viacom International Inc. (Viacom) on its trademark infringement and unfair competition claims against IJR Capital Investments, LLC (IJR)...

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