Photo of Gregory A. Lewis

Gregory A. Lewis





Case Western Reserve University School of Law, J.D., magna cum laude, 2006

Northwestern University, B.S. and M.S., Materials Science & Engineering, 1995

Bar Admissions

Court Admissions

United States Court of Appeals for the Federal Circuit

United States District Courts

  • Eastern District of Michigan
  • Western District of Michigan
  • Northern District of Illinois
  • Northern District of Indiana

Gregory Lewis has developed extensive expertise in patent prosecution, litigation and counseling. With a robust background as a former engineer and project manager at Lockheed Martin and Medtronic, Greg combines technical acumen with legal proficiency, particularly in materials science-, mechanical-, and chemistry-driven technologies.

Greg collaborates closely with inventors to prosecute U.S. and international patent applications, prepare opinions, interview patent examiners, and negotiate IP agreements. His prosecution practice encompasses a wide range of technologies, including glass, ceramic and glass-ceramic substrates, thin-films and coatings, adhesives, fittings, metal alloys, medical devices, electrochemical processes, semiconductors, and other electronic device-related innovations.

Greg's litigation experience is extensive, having successfully handled cases involving automotive safety devices, digital audio integration in vehicles, adaptive cruise control systems, piston coatings, refrigerator shelf manufacturing, liquid crystal displays, helical pilings, countertop designs, and poultry loading devices. In addition to patent prosecution and litigation, Greg frequently drafts and negotiates joint development agreements, licenses, assignments, and confidentiality agreements.

Greg is an active member of the Grand Rapids Bar Association, the American Bar Association, and the American Intellectual Property Law Association (AIPLA). He also contributed to the AIPLA's Patent Litigation Jury Instructions Committee.

Representative Matters

Prepared and prosecuted patent applications in various materials-, mechanical- and chemistry-related technologies: electronic devices, solar cells, laminates, thin films, optical and hard coatings, glass and ceramic articles, medical devices, vehicular components, refrigeration units, optical fibers, fittings, and adhesives.

Prepared numerous clearance, patentability, non-infringement, and invalidity opinions for clients

Drafted and negotiated numerous complex IP agreements for clients with universities and other third parties, e.g., joint development, joint assignee, license, asset purchase, and nondisclosure agreements

Co-managed global optical film patent portfolio with client's in-house counsel during the global pandemic

Appeared and litigated various patent infringement actions related to automotive, semiconductor, aerospace alloy, and other mechanical technologies

Prepared various litigation work product, e.g., summary judgment and claim construction briefs, discovery papers, expert reports, motions to compel, invalidity and infringement contentions

Negotiated and resolved various schedule and discovery disputes with opposing counsel and co-counsel, and participated in various dispositive motion hearings, depositions, and pre-trial and jury trial proceedings

Defended automotive manufacturer against patent infringement action related to side impact sensors; and obtained favorable summary judgment ruling

Served as local counsel in a patent action related to countertop designs

Represented manufacturer in a patent action related to grouted helical pile technologies

Enforced research and development client's patents related to LCD technologies

Defended global automaker in patent infringement action related to occupant detection systems and obtained favorable summary judgment ruling

Represented international manufacturing and design company in patent infringement action related to refrigerator shelves and obtained favorable verdict of patent validity and infringement

Professional Activities

Grand Rapids Bar Association

American Intellectual Property Law Association

Federal Bar Association

Civic, Cultural & Social Activities

Patent Pathways® - serving as a law firm mentor to increase diversity and representation in the patent field, 2024

Expungement fairs sponsored by Legal Aid of Western Michigan and Grand Rapids Public Schools – volunteer attorney for individuals seeking expungement of convictions, 2021-2023

BSA, Cub Scouts Pack 3300 – den leader and various supporting activities, 2014-2020

East Grand Rapids, MI, Recreation Department – youth soccer and t-ball coach, 2014-2015

Imagination Theater, Inc. (Chicago, Illinois) – resolved copyright & trademark dispute with another theater, 2010-2011

Lawyers in the Classroom (Chicago, Illinois) – Mozart Elementary School, 2009

GE Street Law Program (Chicago, Illinois) – developed and taught IP workshop to Whitney Young H.S. students, 2008, 2010

Pro Bono Matters Include:

• People v. Swain, No. 150994 (MI S. Ct.) – represented former Michigan prosecutors pro bono in obtaining pro hac vice admissions for out-of-state attorneys filing amicus brief on their behalf

• People v. Koh, 09 CR 9151 (Circ. Ct. Cook County, IL) – represented defendant pro bono in obtaining orders requiring attendance of Michigan witnesses at a trial in Illinois