Leydig, Voit & Mayer, LTD. Intellectual Property Law
J. Karl Gross Law Professional

312-616-5600 (phone)
312-616-5700 (fax)
Chicago Office

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Education

Boston University, J.D., 2001

Marquette University, B.S. in Mechanical Engineering, 1994

J. Karl Gross

Member

Mr. Gross is involved in several areas of intellectual property with a particular emphasis in patent litigation and prosecution in the mechanical arts.  He represents clients ranging from international corporations to individual inventors who are involved in a variety of technologies including filters and filtration products, internal combustion engines and automotive engineering, communications technologies and software, medical devices and electrical connectors and components.  In addition to his litigation and prosecution work, Mr. Gross also renders opinions on intellectual property issues, conducts due diligence investigations and negotiates licenses and other agreements.  Prior to attending law school, he worked as an industrial and design engineer with a corporation that manufactured pumps and compressors.

Professional Affiliations

  • American Bar Association (Section of Intellectual Property Law)
  • Intellectual Property Law Association of Chicago (IPLAC)
  • Intellectual Property Owners Association (IPO)

Articles and Publications

  • "Federal Circuit resets patent infringement rules," Chicago Daily Law Bulletin, December 14, 2011
  • "Declaratory Judgment Actions Post-MedImmune – Can Patent Holders Ever Avoid Suit?," Landslide Magazine, vol. 2, no. 3 (January/February 2010)
  • "Nuclear Native America: Nuclear Waste and Liability on the Skull Valley Goshute Reservation," B.U. J. SCI. & TECH. L., vol. 7, no. 1 (Winter 2001)

Representative Matters

  • United States Gypsum Company v. Lafarge North America Inc., Civil Action No. 03-CV-6027 (N.D. Illinois) (represented USG in a complex trade secret and patent infringement case)
  • Donaldson Company, Inc. v. Baldwin Filters Inc., Civil Action No. 04-CV-2679 (D. Minn.) (defended Baldwin against patent infringement claim relating to air filter technology)
  • Haberman v. Playtex Products Inc., et al., Civil Action No. 05-C-0224 (W.D. Wis.) (represented inventor Ms. Haberman in asserting her patents relating to child trainer cups)

Bar Admissions and Registrations

  • Illinois, 2001
  • Registered to practice before the U.S. Patent and Trademark Office

Courts

  • U.S. District Court for the Northern District of Illinois