This website uses cookies. For more information please contact us or consult our privacy policy.

Your binder contains too many pages, the maximum is 40.

We are unable to add this page to your binder, please try again later.

This page has been added to your binder.

Jessica Parezo
Jessica L. Parezo
Special Counsel
Washington +1 202 662 5498 jparezo@cov.com Download V-card

Jessica Parezo specializes in post-issuance Patent Trial and Appeal Board proceedings and strategic patent counseling. Her practice includes Hatch-Waxman pre-litigation assessments and transactional patent diligence. She also has extensive experience in procuring patents covering an array of pharmaceutical and biotechnology inventions.

  • Representation of Biogen Idec, as patent owner, in defeating three IPR challenges by Swiss Pharma against patents covering Tysabri®, Biogen’s multiple sclerosis drug. In denying trial institution, the Board adopted the detailed reasoning from Covington’s briefs, which overcame Swiss Pharma’s evidence and expert testimony.    
  • Representation on patent owner side in an IPR challenging the validity of an Orange Book-listed patent covering an ulcerative colitis drug.  
  • Representation of Anacor Pharmaceuticals, as patent owner, in three IPR proceedings challenging Orange Book-listed patents for Kerydin®, Anacor’s topical antifungal drug.
  • Representation of a pioneer pharmaceutical company, as patent owner, in multiple inter partes reexamination proceedings challenging patents claiming a topical drug product.
  • Representation of GlaxoSmithKline in District of Maryland patent litigation and three co-pending inter partes reexamination proceedings involving patents owned by Classen Immunotherapies. The patents related to immunization methods and schedules.   
  • Representation of Biovail Laboratories in Hatch-Waxman litigation against Impax Laboratories in the Eastern District of Pennsylvania involving Biovail’s antidepressant drug Wellbutrin XL®.  
  • Representation of Merck in procuring patents directed to small molecule pharmaceuticals including HIV protease inhibitors, angiotensin receptor antagonists, and antifungal compounds.
  • Representation of Procter & Gamble in procuring patents directed to pharmaceuticals including antimicrobial quinolones, corticotropin-releasing factor receptor agonists, and various proprietary compounds.
  • Conducted freedom-to-operate and validity investigations of patents covering biologics and signal transduction therapies.

Pro Bono

  • Assistance to low-income individuals with navigating Medicare prescription drug coverage.
  • Advised economically disadvantaged DC business entrepreneurs on intellectual property issues.