Tambryn K. VanHeyningen, Ph.D., Partner


Tammy VanHeyningen, Ph.D., is a partner and registered patent attorney in the Intellectual Property Group. Her practice includes all areas of intellectual property counseling, with a focus on domestic and international patent prosecution, strategic patent portfolio development, licensing, non-infringement and invalidity opinions, and freedom-to-operate advice. Her technology concentrations are in biotechnology, biologics & pharmaceuticals.

Tammy’s experience includes:

  • Drafting and prosecuting patents with an emphasis in life sciences, chemistry and biotechnology
  • Patent applications related to vaccines, antibodies, protein therapeutics, gene therapy compositions, cell and tissue cultures including tissue replacement or regeneration, siRNA, microRNAs, small molecule or biologic pharmaceuticals
  • Plant patents, Plant Variety Protection
  • Medical diagnostics including genomic or proteomic markers predictive of therapeutic response, prognosis or metastases, biologic assays
  • Research tools including cloning vectors, compositions and methods for labeling, detecting or isolating bio-molecules
  • Genetically engineered plants, animals and microorganisms
  • Treatment methods, including delivery methods
  • Bio-processing and bio-fuels
  • Food science and processing

Tammy's clients include university technology transfer offices, small start-ups, and large research companies. She has more than 10 years of experience as a research scientist working in the fields of microbiology, immunology, and mechanisms of disease. Her Ph.D. thesis research was directed to understanding the T cell and macrophage mediated immune response to mycobacteria. She also completed post-doctoral research developing a transgenic mouse model and recombinant herpes simplex viruses to investigate viral latency and reactivation. She taught college-level courses in virology, genetics and molecular biology.

Tammy is recognized in the IAM Patent 1000 as a top patent practitioner in Wisconsin. She has authored several scientific research articles and written and presented on many aspects of intellectual property law.

Legal Services

Education and Honors

  • Washington University School of Law (J.D., 2005)
    • Winner, Giles Sutherland Rich Memorial Moot Court Competition, Midwest 2004
    • Global Studies Law Review, Primary Editor
    • Recipient, Judge Samuel M. Breckinridge Practice Court Prize
    • CALI Excellence Award in Patent Drafting, Copyright Law, Pre-Trial Practice and Biodiversity and the Protection of Traditional Knowledge
  • Washington University School of Medicine (Ph.D., 1997)
    • Ph.D. Molecular Microbiology and Microbial Pathogenesis
    • Thesis title: Modulation of macrophage function and T cell responsiveness by mycobacterial infection
    • Young Scientist Program, Microbiology high school curriculum course developer
    • Women in Science Day, Washington University
  • Kalamazoo College (B.A., cum laude, 1991)
    • Major: Biology, Departmental Honors, Diebold Award
    • Phi Beta Kappa

Bar Admissions

  • Wisconsin

Court Admissions

  • U.S. Patent and Trademark Office
  • Supreme Court of Wisconsin

Professional and Civic Activities

  • U.S.A. Swimming, Registered Swimming Official

Professional Recognition

  • IAM Patent 1000, Wisconsin, (2014 - present)
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