312-616-5600 (phone)
312-616-5700 (fax)
Chicago Office
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Related Practices
- Litigation
- Patents
- Trade Secrets and Unfair Competition
- Mechanical Technologies
- Intellectual Property Transactions
Education
Case Western Reserve University, J.D., magna cum laude, 1995
- Order of the Coif
- Law Review, Articles Editor
University of Michigan, B.S. in Mechanical Engineering, cum laude, 1989
Gregory C. Bays
Member
Mr. Bays is actively involved in all phases of domestic and international intellectual property law, with a particular emphasis in litigation, patent preparation and prosecution, licensing and client counseling. He has acted as first and second chair in jury and bench trials and related appellate proceedings in diverse technical fields including polymeric membranes, industrial specialty chemicals, telecommunications equipment, medical devices and household goods. Other fields in which he has experience include electrical connectors, powertrains, transmissions, fluid handling systems, printing presses and other complex manufacturing machinery and processes.
Professional Affiliations
- American Intellectual Property Law Association (AIPLA)
- Society of Automotive Engineers (SAE)
- Intellectual Property Owners Association (IPO)
Representative Matters
- Rubbermaid Commercial Products LLC v. Marino Manufacturing Co. (N.D. Ohio 2008)
- Charles Industries Ltd. v. Emerson Electric Co. (N.D. Ill. 2008)
- California Institute of Technology v. Microdexterity Systems, Inc. (E.D. Tex. 2007)
- Ciba Specialty Chemicals, Inc. v. Hercules Inc. et al. (D. Del. 2004)
- Haberman v. Playtex Products Inc. et al. (E.D. Wis. 2005)
- Interlates Ltd. & Eka Chemicals, Ltd. v. Kemira Chemicals et al. (W.D. Wash. 2004)
- Ciba Specialty Chemicals, Inc. v. Zinkan Enterprises, Inc. (S.D. Ohio 2004)
- Federal Signal Corp. v. Rontan (D. S.C. 2004)
- DCI Marketing, Inc. v. Justrite Manufacturing Co. (E.D. Wis. 2002)
- Charles Industries Ltd. v. HyperEdge Corp. (N.D. Ill. 2005)
- General Binding Corp. v. Techko, Inc. (N.D. Ill. 2005)
- Allwine v. Globe Motors, (N.D. Cal. 2000)
- Pall Corp. v. PTI Technologies, Inc. (E.D. N.Y. 2001)
- Aqua-Aerobics, Inc. v. Aerators, Inc. (N.D. Ill. 1998)
Bar Admissions and Registrations
- Illinois, 1995
- Registered to practice before the U.S. Patent and Trademark Office
Courts
- U.S. District Court for the Northern District of Illinois (Member, Trial Bar)
- U.S. Court of Appeals for the Federal Circuit
- U.S. District Court for the Eastern District of Wisconsin

