Attorney Detail Banner
Back to Attorneys
Zivojnovic, Ognjen

Ognjen Zivojnovic

Direct Tel: +1 415-875-6469
San Francisco
Tel: +1 415 875 6600 Fax: +1 415 875 6700

Ognjen “Ogi” Zivojnovic is an associate in Quinn Emanuel’s San Francisco office. He joined the firm in 2015. His practice focuses on complex commercial litigation. Prior to joining the firm, Ogi worked as a patent agent for Ropes & Gray LLP. While there, he helped prosecute and monetize an international patent portfolio and was involved in defending a major technology company against patent infringement claims filed by non-practicing entities. Ogi also worked on firmware for cellular phone modems as an engineer for Qualcomm Inc. Ogi is registered to practice before the U.S. Patent & Trademark Office in patent matters.

  • University of California, Berkeley School of Law
    (J.D., 2015)
  • Stanford University
    (M.S., Electrical Engineering, 2010)
    (B.S., Electrical Engineering, 2009)

The State Bar of California

  • German
  • Serbian
  • The Best Lawyers in America: Ones to Watch, Commercial Litigation, 2024
  • Super Lawyer Rising Star, Business Litigation, 2022-2023
  • Ognjen Zivojnovic, Note, Patentable Subject Matter After Alice–Distinguishing Narrow Software Patents from Overly Broad Business Method Patents, 30 BERKELEY TECH. L.J. (2015).
  • Ognjen Zivojnovic et al., A Novel Method for Automatic Estimation of M0 used by ASL CBF Quantification, 18 PROC. INT’L SOC’Y FOR MAGNETIC RESONANCE MED. 3148 (2010), available at