With more than 25 years of experience as a trademark and patent attorney, Mr. Leone has a wide range of experience and is an expert in his fields.

His trademark clients include companies such as:

  • Danelectro Guitars
  • Sonic Foundry
  • Lucigen
  • Toccata Gaming International
  • Graftobian Professional Makeup
  • And many others

He frequently appears before both the federal courts and the Trademark Trial & Appeal Board in trademark and unfair competition matters.

Mr. Leone is also well-versed on the patent side, with expertise in:

  • Small-molecule and protein pharmaceuticals
  • Peptidomimetics
  • Value-added chemistries using biomass and whey waste streams
  • Photochemistry
  • Polymer chemistry
  • Condensed-phase and vapor-phase reforming
  • Papermaking chemistries
  • Plant and animal biotechnology


  • Marquette University (Milwaukee, Wisconsin), J.D.
  • Marquette University (Milwaukee, Wisconsin), M.S.
    • Organic Chemistry
  • Kenyon College (Gambier, Ohio), B.A.
    • Chemistry

Prior Affiliations

  • DeWitt LLP
  • Oblon