Christopher M. Hennessey

Christopher M. Hennessey - Attorney

Christopher M. Hennessey
Phone: 413.443.9399
Fax: 413.442.9399

Chris represents businesses and individuals in all areas of litigation.  He has significant trial and appellate level experience in state and federal courts in Massachusetts and New York.   He has successfully represented clients on matters involving complex commercial litigation, business torts, employment claims, land use, environmental and intellectual property disputes.

Prior to the formation of Cohen Kinne, Chris worked with Cohen Kinne’s partners at Berkshire County’s oldest and largest law firm. Chris was previously dedicated to public service as a staff attorney with the New Hampshire Public Defender. As a public defender, Chris tried numerous cases before both judges and juries, representing defendants charged with various offenses including serious felonies.  Chris also served as a law clerk to the Honorable C. Ian McLachlan of the Connecticut Appellate Court.  In these roles, Chris gained a wealth of experience that helped him to develop a solid foundation as a litigator.

During law school, Chris earned a Masters of Law in Intellectual Property and he interned at the United States Patent and Trademark Office of the Solicitor and in the litigation department of a major motion picture studio in California.


  • Tulane University, B.A.
  • University of New Hampshire, J.D.
  • University of New Hampshire, Franklin Pierce Center For Intellectual Property, LL.M., Intellectual Property

Areas of Practice

  • Business Litigation
  • Trademarks and Copyrights
  • Internet Law and E-Commerce
  • Wage & Hour
  • Employment & Labor Relations
  • Contracts
  • Construction
  • Land Use


  • Connecticut Appellate Court (McLachlan, J.)

Bar Admissions

  • Commonwealth of Massachusetts
  • State of New York
  • State of Connecticut
  • U.S. District Court, District of Massachusetts
  • U.S. District Court, Northern District of New York
  • U.S. District Court, Southern District of New York
  • U.S. District Court, District of New Hampshire
  • U.S. District Court, District of Connecticut


  • Berkshire Bar Association
  • New York State Bar Association
  • New Hampshire Bar Association


  • District Court Standards of Review in 35 U.S.C. § 145 Patentability Determinations, 43 IDEA 677 (2003).

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