Karen Mangasarian

Partner

Overview

Karen Mangasarian is a partner and intellectual property lawyer with Foley & Lardner LLP. She counsels biotechnology, pharmaceutical, and other life sciences clients on all aspects of intellectual property, including procurement and management of worldwide patent rights, patent life cycle management, development of competitive patent strategies, licensing, IP due diligence, and validity, patentability, non-infringement, and freedom-to-operate analyses. She also has extensive experience in contentious patent matters, including interferences, re-examinations, oppositions, and litigation. Dr. Mangasarian has successfully worked with clients across a wide range of technology areas in life sciences including small molecule pharmaceuticals, pharmaceutical formulations, antibodies, protein therapeutics, CRISPR and diagnostic and therapeutic methods in molecular and cellular biology, immunology, microbiology, biochemistry, genomics, and computational biology. She is a member of the firm’s Chemical, Biotech & Pharmaceutical Practice.

Prior to joining Foley, Dr. Mangasarian was a partner at a major New York City-based law firm.

Representative Experience*

  • Represented an academic institution in an interference relating to diagnostic methods for detecting mutations in a tyrosine kinase
  • Represented a biotechnology company in an interference relating to beta interferon
  • Represented a biopharmaceutical company in an interference relating to a G protein coupled receptor
  • Represented a biotechnology company in an interference relating to tumor necrosis factor ligand
  • Represented a biotechnology company in an interference relating to an osteogenic protein
  • Represented a biotechnology company in an interference relating to transgenic fibrinogen
  • Represented a biopharmaceutical company in challenging a patent relating to a method for screening for specific GPCRs
  • Represented a biotechnology company in defending its patent relating to heterologous expression of polypeptides in filamentous fungi
  • Represented an academic hospital in an unjust enrichment and unfair trade practices case involving patents directed to a method for treating age-related macular degeneration
  • Represented an academic hospital in a patent infringement litigation involving patents directed to a method for treating age-related macular degeneration

*Certain of these matters were handled prior to Foley.

Recognition

Dr. Mangasarian was recognized among IAM Patent 1000 – World’s Leading Patent Practitioners (2014 – 2016).

Education

Dr. Mangasarian received her law degree from New York Law School (J.D., magna cum laude, 2000). She was also a post-doctoral fellow in microbiology at New York University Medical Center from 1992 – 1996. Dr. Mangasarian received her doctorate degree in pharmacology (Ph.D., 1992) and her bachelor’s degree in biochemistry (B.S., 1984) from the University of Wisconsin-Madison.

Admissions

Dr. Mangasarian is admitted to practice law in New York and before the United States Patent and Trademark Office.

Selected Publications and Presentations

  • Co-author, “Life Sciences Transactions-Look Before You Leap,” Life Sciences Intellectual Property Review (December 6, 2016)
  • Panelist, “Patent Prosecution Basics,” PLI Understanding Patent Law (June 28, 2016)
  • Panelist, “Patent Prosecution Basics,” PLI Understanding Patent Law (June 30, 2015)
  • Panelist, “Update on Patent Term Extensions in the United States,” C5’s 14th Pharmaceutical Patent Term Extensions Forum, Munich, Germany (June 22-23, 2015)
  • Co-author, “Lessons Learned from IPR Proceedings in the Life Sciences,” BNA’s Patent, Trademark & Copyright Journal (January 30, 2015)
  • Panelist, “Post-Grant Review and Inter Partes Review Boot Camp,” ACI Paragraph IV Disputes Master Symposium, Chicago, IL (October 2, 2013)
  • Panelist, “Patent Prosecution Basics,” PLI Understanding Patent Law (July 29, 2012)
  • Panelist, “Considerations For Post-KSR Biotech/Pharma Patent Prosecution,” American Conference Institute, New York, NY (February 25-26, 2008)
  • Panelist, “International Considerations In Freedom To Operate: U.S. and E.U. Perspectives,” American Conference Institute, San Francisco, CA (October 24-25, 2005)
  • Panelist, “International Concerns In Freedom To Operate Determinations,” American Conference Institute, New York, NY (March 14-15, 2005)

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