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J.D., University of Minnesota Law School (1986)

M.S., University of Minnesota (1983) B.S., St.

Olaf College (1979),  cum laude

Professional and Trade Associations

American Intellectual Property Law Association

Minnesota Intellectual Property Law Association

Registered to practice before the U.S. Patent and Trademark Office

Admitted to Practice


Illinois (inactive)

Michigan (inactive)


Paul W. Busse



Paul W. Busse is a partner with the firm. His practice focuses on serving the intellectual property needs for a variety of innovative, state-of-the-art biotech, chemical, materials and pharmaceutical companies. He is a member of the Minnesota Bar Association and is admitted to practice before the U.S. Patent and Trademark Office. Paul is recognized by IP Law & Business magazine in their “Patent Hall of Fame” as one of the nation’s top patent prosecution lawyers.

Paul serves his clients in a variety of intellectual property areas including U.S. and foreign patent preparation and prosecution, technology transfer and licensing agreements, research and development collaborations, opinions, counseling, and litigation.

His U.S. and foreign patent preparation and prosecution experience includes the areas of:

  • Medical and microbial diagnostic devices
  • Immunodiagnostics technology including diagnostics compositions and methods
  • Drug delivery devices and systems
    Pharmaceutical compositions
  • Methods for microbial production of pharmaceutical agents and biomaterials
  • Recombinant DNA expression of exogenous proteins
  • Isolation and purification of expressed and secreted proteins
  • Central nervous system and viral agents
  • Biocompatible adhesives and sealants
  • Abrasive processes and systems

His intellectual property transactional experience includes:

  • Significant research and development collaborations for U.S. Fortune 100 and major international medical device diagnostic and pharmaceutical companies, therapeutic and diagnostic devices, compositions, and cell lines
  • Industrial, academic, and government technology transfer and licensing transactions
  • Medical device and pharmaceutical company mergers and acquisitionsClinical research transactions

Before joining Kagan Binder, Paul worked for a major pharmaceutical corporation, a Chicago law firm, a multinational chemical and materials manufacturing company, and was a partner in Faegre & Benson’s intellectual property group before joining Kagan Binder.