O’Melveny Worldwide

Eric T. Ong

Associate

San Francisco Office
Areas of Focus
Areas of Focus
Intellectual Property & Technology
Litigation & Investigations
Overview Insights News Credentials

Eric T. Ong is an Intellectual Property & Technology associate in O’Melveny’s San Francisco office. Eric focuses on patent litigation, patent analysis, and infringement cases, as well as IP counseling. He represents clients across a broad range of matters involving intellectual property and technology disputes.

Prior to joining O’Melveny, Eric practiced patent prosecution, patent litigation, and IP counseling with a global law firm.

Eric formerly worked as a research scientist for Regeneron Pharmaceuticals, where he developed platform technologies to advance drug development.

Admissions

Bar Admissions

  • California

Registered to Practice

  • US Patent & Trademark Office

Education

  • The University of California College of Law, San Francisco, J.D.: cum laude; Senior Development Editor, UC Law Journal; CALI Awards in Patent Law, Patent Prosecution Seminar, Legal Research & Writing, Criminal Procedure
  • Johns Hopkins University, M.S.E., Chemical and Biomolecular Engineering
  • Johns Hopkins University, B.S., Chemical and Biomolecular Engineering

Professional Activities

Author

  • “Evaluating Drug-Target Complexes in Therapeutic Monoclonal Antibodies Using A4F-MALS: Implications for Drug Development and Clinical Design,” Journal of Immunology Research (May 29, 2026)
  • “Comparison of enriched charge variants from different anti-CD3 bispecific antibodies reveals differential susceptibility of each bispecific arm to post-translational modification,” Protein Science (March 21, 2025)
  • “Current controversy around the waiver of intellectual property rights for COVID-19 Vaccines and implications for life sciences companies,” The Life Sciences Lawyer Magazine (July 2022)

Member

  • National Asian Pacific American Bar Association
Related Practices
Intellectual Property & Technology
Litigation & Investigations