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Kenneth S Weitzman

Kenneth S Weitzman

Practice areas:

Patent Application, Trademark Application, Patent Infringement, Trademark Infringement, Intellectual Property

About Me

Ken Weitzman is the managing partner and founding member of WEITZMAN LAW OFFICES, LLC, which specializes in intellectual property ("IP") law. Mr. Weitzman, who is a registered patent attorney, has the highest Martindale-Hubbell peer review rating of "AV® Preeminent™" and is recognized as a leading IP attorney. Mr. Weitzman is recognized by Inside Jersey as one of "New Jersey's Top Legal Minds," has been named a "New York Super Lawyer" and "New Jersey Super Lawyer" by Law & Politics, and his Firm is recognized by ALM as one of the "Go-To Law Firms® at the Top 500 Companies" and was selected the winner of the 2014 Corporate Int'l Magazine Global Award for "Trademarks Law Firm of the Year in New York."

Mr. Weitzman is a veteran IP attorney with over 20 years experience in virtually all areas of IP law, including patent and trademark litigation; patent, trademark and copyright procurement and prosecution; opinions and client counseling; product clearances; IP due diligence investigations; and IP agreements and licensing. In addition, Mr. Weitzman has also served as a mediator and expert witness in litigations involving patent issues. 

Prior to founding his firm, Mr. Weitzman was a partner with the New York law firms of Chadbourne & Parke and Morgan & Finnegan.

Specialties: Specializing in intellectual property (IP) law, including patents, trademarks, copyrights and related IP matters. 

Practice Areas include:
* IP Litigation
* Patent Portfolio Management
* Patent Prosecution
* IP Opinions and Counseling
* Product Clearance Investigations
* Patentability & Prior Art Studies
* Trademark Prosecution
* Trademark Clearance Investigations
* Domain Name Disputes
* Due Diligence Investigations
* IP Licensing & Transactions
* Copyright


Practice Areas

Licensed since 1992

  1. Trademark Application: 30%
    23 years, 200 cases
  2. Patent Application: 30%
    23 years, 200 cases
  3. Trademark Infringement: 15%
    23 years, 50 cases
  4. Patent Infringement: 15%
    23 years, 50 cases
  5. Intellectual Property: 10%

Attorney Endorsements

1 total

  • Richard Straussman

    Ken is a well-respected, highly knowledgeable IP attorney who is meticulous but efficient so that clients get real bang for their buck


    Richard Straussman Patent Application Attorney
    Relationship: Fellow lawyer in community

Contact Info


425 Eagle Rock Avenue, Suite 102
Roseland, NJ, 07068-1717


DCActive 199305/25/2015
NYCurrently registered 199303/13/2015

Professional Misconduct

We have not found any instances of professional misconduct for this lawyer.
Avvo Contributions
Legal Answers
Award NameGrantorDate Granted
Global Award for "Trademarks Law Firm of the Year in New York"Corporate Int'l Magazine2014
one of the "Go-To Law Firms® at the Top 500 Companies"ALM2013
New Jersey Super LawyerLaw & Politics2013
AV Preeminant Peer Review RatingMartindale-Hubbell2012
New Jersey's Top Legal MindsInside New Jersey2012
one of the "Go-To Law Firms® at the Top 500 Companies"ALM2012
one of the "Go-To Law Firms® at the Top 500 Companies"ALM2011
New York Super LawyerLaw & Politics2007
AV Peer Review RatingMartindale-Hubbell2005
Patent AttorneyUS Patent & Trademark Office1991

Work Experience
TitleCompany NameDuration
Managing AttorneyWEITZMAN LAW OFFICES, LLC2007 - Present
PartnerChadbourne & Parke LLP2005 - 2007
PartnerMorgan & Finnegan LLP1994 - 2005
AssociateCarella Byrne Bain Gilfillan Cecchi & Stewart1992 - 1994
Design EngineerTexas Instruments1985 - 1989

Association NamePosition NameDuration
Intellectual Property Owners AssociationN/A2005 - Present
American Intellectual Property Law AssociationN/A2005 - Present
New York Intellectual Property Law AssociationN/A1994 - Present
New Jersey Intellectual Property Law AssociationN/A1992 - Present
New Jersey State Bar AssociationN/A1992 - Present

Publication NameTitleDate
BNAAuthor, Chapter 10, "Summary Judgment Motions," Anatomy of a Patent Case, pp. 103-120 (BNA 2d ed. 2012)2012
BNA publicationsAnatomy of a Patent Case - Chapter on Summary Judgment2009
The National Law JournalAfter 'Knorr-Bremse,' Counsel Opinion Still Needed2005
Medical Design NewsHow to Avoid Patent Infringement Litigation2004
Intellectual Property & Technology Law JournalA Patentee's Dilemma: Providing Actual Notice of Infringement Without Becoming Subject to a Declaratory Judgment Action2003

School NameMajorDegreeGraduated
Seton Hall University School of LawLawJD - Juris Doctor1992
University of Massachusetts, AmherstN/ABS - Bachelor of Science1985

Speaking Engagements
Conference NameTitleDate
AIPLA IP Practice in Japan CommitteeRecent Changes to Reexamination Proceedings2006