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Jeffrey Kass Email Address


Job Title

Intellectual Property Litigation


A 640-attorney law firm with offices in 16 cities and practice areas in business, litigation, financial services and real estate.


Jeffrey is a business and intellectual property attorney with Polsinelli PC. in Denver, Colorado and St. Louis, Missouri. Jeffrey handles all types of trademark infringement, patent infringement, trade secrets and copyright infringement disputes. He also is an adjunct professor of Intellectual Property litigation, and he serves as an expert witness in trademark and unfair competition cases. As part of his commitment to giving back, Jeffrey also is active in the startup and emerging company world. He advises startup, emerging and growing companies on a variety of business as well as IP issues. Small Business Monthly named Jeffrey one of the top 10 lawyers for entrepreneurs. He is general counsel to dozens of companies across the country. Jeffrey has successfully defended and protected numerous trademarks, patents and other intellectual property for companies such as bebe, Apple, Amazon, Sprint, Agxplore, LLC (agricultural chemicals), Cupidville.Com, American Racing Equipment (racing wheels), CardioDynamics (cardio sensors), TRG Accessories (Swiss Army luggage), PlentyofFish.Com (dating website), Cinergy Health (discount health programs), Endurance (vehicle service contracts), Fuse Advertising (advertising), Critter Sitters (pet care), Cliffedge Marketing (advertising), Bonita Bay (golf communities), StopRepairBills.Com (vehicle service contracts), FacetheJury.Com (internet dating site), Barker Company (floral display cases), WH Group (digital manipulation software) and others. He also has successfully handled numerous business litigation cases. Jeffrey has significant jury trial, bench trial, arbitration, negotiation and mediation experience in numerous business and intellectual property matters. Jeffrey has experience in multiple industries, but has significant experience with the communications, computer, organic food, luggage and travel, and apparel industries. He also has worked over a decade on issues facing the vehicle service contract industry.

Last University
Attended The Ohio State University
Is based in Kansas City.

Other people working at Polsinelli:

LeIP Specialist
Chuck CotterShareholder
Eddie JamesConstruction, Energy and Real Estate Litigation Attorney
Nancy RafuseProfessor and Counselor in Residence
Matthew MurerChair of National Health Care Practice Group
R. Copeland*********@polsinelli.com
Joan LiebscherChief Legal Officer
Robert SpakeBusiness Litigation Attorney and Delaware Court of Chancery and High-Stakes Litigation and Dispute Resolution
Barrington DyerTech Attorney, Engineer, Entrepreneur
Morgan Kirley*******@polsinelli.com
Sinead McguireNational Health Care Marketing Manager
Shea BrakefieldDepartment Marketing Manager Litigation, Labor and Employment, Cross-Departmental Litigation
Anthony PalermoCommercial Marine Underwriter
Michael Fisher*******@polsinelli.com
Brooke SmithLegal Administrative Assistant
Zack StrangeAssociate
Michael RosenthalExperts in Negotiation, Influence, and Communication
Jeffrey GlogowerShareholder
Daniel ReinbergMember of the Board of Directors
Chris WardGeneral Manager Community Programmes and Global Dairy Development
James DavidsonShareholder
Anthony Porcelli*********@polsinelli.com
Julius HobsonSenior Policy Advisor

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