Mr. Gross is involved in several areas of intellectual property with a particular emphasis in patent litigation and prosecution in the mechanical arts. He has successfully represented plaintiffs and defendants in district courts across the country and at the Federal Circuit Court of Appeals. He has also been involved in several post-issuance reexaminations and inter partes review proceedings before the U.S. Patent and Trademark Office and has successfully prosecuted numerous patents in the United States and aboard. Mr. Gross represents clients ranging from international corporations to individual inventors who are involved in a variety of technologies including internal combustion engines and automotive engineering, filters and filtration products, hydraulic systems, 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, advises on developing and managing intellectual property portfolios and strategy, 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 designed and manufactured high vacuum 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)
Community Involvement
- Co-Trustee, the Dalieden Foundation for Underprivileged Education
Articles, Publications & Lectures
- “The Commil Decision and What It Leaves Unanswered,” IP Law360, June 26, 2015
- “Judges attempt to tame e-discovery with model order, committee work,” Chicago Daily Law Bulletin, June 11, 2012
- “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)
Practices
Insights
- Karl Gross Discusses USPTO Proposed Rule to a Limit of One IPR Proceeding per Patent
October 23, 2025 - Karl Gross Discusses Avoiding Prosecution History Estoppel in Design Patent Applications
January 29, 2025 - Karl Gross Discusses Patent Ownership Issues In Light Of USPTO AI Guidance
April 11, 2024 - Karl Gross Discusses USPTO Guidelines for Inventions Developed Using AI
March 4, 2024 - USPTO Director and PTAB Issue Sanctions to Parties for Abuse of IPR Proceedings
November 7, 2022