#1Anatoly Frenkel
Serves this area from Orange, CT (3 mi)
Patent Attorneys & Agents in West Haven, CT
The top-ranked patent attorneys and agents serving West Haven, CT are Anatoly Frenkel, Seth W Mason and Andrew D Gathy (Bachman & LaPointe, P.C.). We list 668 patent attorneys and agents serving West Haven, CT. 30 of the providers shown match an active record from U.S. Patent and Trademark Office, checked on the date shown. Rankings follow our published methodology; sponsored placements never change rank.
Patent Attorneys & Agents serving West Haven, CT (South Central Connecticut Planning Region). 668 providers, 10 of the top 10 verified against federal or state records. Registry records checked on 2026-11-04.
Top 10 ranked patent attorneys and agents for West Haven
#2Seth W Mason
Serves this area from Orange, CT (3 mi)#3Andrew D Gathy (Bachman & LaPointe, P.C.)
Serves this area from New Haven, CT (3 mi)#4Anthony Daniel Sabatelli (Wiggin and Dana LLP)
Serves this area from New Haven, CT (3 mi)#5Anthony P Gangemi (Murtha Cullina LLP)
Serves this area from New Haven, CT (3 mi)#6Barry Lee Kelmachter (Bachman and LaPointe PC)
Serves this area from New Haven, CT (3 mi)#7Brian A. Pattengale (Wiggin and Dana LLP)
Serves this area from New Haven, CT (3 mi)#8Damian K. Gunningsmith (Carmody Torrance Sandak)
Serves this area from New Haven, CT (3 mi)#9Erica R Lore (Invivyd Inc.)
Serves this area from New Haven, CT (3 mi)#10George A Coury (Bachman and LaPointe PC)
Serves this area from New Haven, CT (3 mi)
20 more providers serving this area
- Gregory Paul LaPointe (Bachman and LaPointe PC), New Haven, CT (3 mi)
- Hans-Peter G Hoffmann (Withers Bergman LLP), New Haven, CT (3 mi)
- Jonathan B Tropp (Day Pitney LLP), New Haven, CT (3 mi)
- Michael Makoto Yamauchi (Alexion Pharmaceuticals, Inc.), New Haven, CT (3 mi)
- Robert J Kasten (Murtha Cullina LLP), New Haven, CT (3 mi)
- Robert L. Bertekap III (Carmody Torrance Sandak & Hennessey LLP), New Haven, CT (3 mi)
- Todd Nicholas Spalding (Alexion Pharmaceuticals), New Haven, CT (3 mi)
- William B Slate (Bachman & LaPointe, P.C.), New Haven, CT (3 mi)
- Arthur G Schaier (Carmody Torrance Sandak & Hennessey, LLP), New Haven, CT (4 mi)
- David G Lincoln Jr. (Wiggin and Dana LLP), New Haven, CT (4 mi)
- Jennifer Ann Calcagni (Carmody Torrance Sandak & Hennessey LLP), New Haven, CT (4 mi)
- Sherri T Dente (Wiggin and Dana LLP), New Haven, CT (4 mi)
- Alan Leonard Koller (Arvinas), New Haven, CT (4 mi)
- Anthony Peter DeLio II (DeLio & Peterson, LLC), New Haven, CT (4 mi)
- Christopher M Beck (Arvinas Operations Inc.), New Haven, CT (4 mi)
- David R. Pegnataro (DeLio, Peterson and Curcio LLC), New Haven, CT (4 mi)
- George I. Obiora, New Haven, CT (4 mi)
- Guyan Liang (BioXcel Therapeutics, Inc), New Haven, CT (4 mi)
- Jack A Collora, New Haven, CT (4 mi)
- Kelly M Nowak (DeLio & Peterson, LLC), New Haven, CT (4 mi)
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Frequently asked questions
How many patent attorneys and agents serve West Haven?
We list 668 patent attorneys and agents serving West Haven, CT: 0 based there and 668 serving it from nearby. 10 of the top 10 match an active federal or state record, checked on 2026-11-04.
Which patent attorneys and agents serve West Haven?
The top-ranked patent attorneys and agents serving West Haven, CT are Anatoly Frenkel, Seth W Mason, Andrew D Gathy (Bachman & LaPointe, P.C.), Anthony Daniel Sabatelli (Wiggin and Dana LLP) and Anthony P Gangemi (Murtha Cullina LLP). The full ranked list, with the official records each provider matched, is on this page.
Which patent attorneys and agents serving West Haven are verified against official records?
10 of the top 10 match an active official record: Anatoly Frenkel (U.S. Patent and Trademark Office), Seth W Mason (U.S. Patent and Trademark Office), Andrew D Gathy (Bachman & LaPointe, P.C.) (U.S. Patent and Trademark Office), Anthony Daniel Sabatelli (Wiggin and Dana LLP) (U.S. Patent and Trademark Office) and Anthony P Gangemi (Murtha Cullina LLP) (U.S. Patent and Trademark Office), and 5 more on this page. Each badge links to the official record it matched.
How are these companies ranked?
By our published methodology: verified registrations, documented capabilities, years registered and responsiveness. Sponsored placements are shown separately and never affect rank.
What does "Verified" mean on this page?
"Verified" means we matched the provider to an active official record on the date shown; each badge links to that record. The absence of a badge only means we have not verified that item.
What is the difference between a patent attorney and a patent agent?
Both are registered with the USPTO to prepare and prosecute patent applications. Patent attorneys are also licensed lawyers and can handle litigation and other legal matters; agents cannot.
"Verified" means we matched the provider to an active official record on the date shown. The absence of a badge only means we have not verified that item. How we rank and verify. Page updated .