Charlene Yager, M.S. Photo

Charlene L. Yager, M.S.

Senior Counsel


Charlene provides counsel to chemical, pharmaceutical, and life sciences sector clients regarding the full spectrum of patent issues. Widely recognized for her successes in patent prosecution, she also has extensive experience performing patentability and freedom-to-operate analyses.

Charlene regularly counsels technology transfer organizations in patent procurement, portfolio management and licensing.

Her areas of expertise encompass the following:

  • Inventions relating to small molecules
  • Cancer therapies
  • Eye disease therapies
  • Chemical products
  • Biotechnology research tools


Notable matters include:

  • Obtaining patent coverage for compounds presently in clinical trials for eye disease. Charlene secured coverage in multiple jurisdictions for both lead and backup compounds, as well as methods of use
  • Securing patent coverage for lead compounds presently in clinical trials for cancer therapy. Coverage included methods of use
  • Obtaining patent coverage for assay substrates and methods of use in biotechnological research across multiple jurisdictions
  • Assisting a pharmaceutical client with intellectual property issues regarding its initial public offering. The company’s IPO and additional financing rounds were successfully completed

Honors & Recognitions

  • IP Stars, Managing Intellectual Property magazine, 2015-2017

Professional Activities

  • Member, State Bar of Wisconsin
  • Member, American Bar Association
  • Member, American Chemical Society
  • Member, Association of University Technology Managers



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