Keith J. Barkaus

Patent attorney, USPTO registration number 51431, status Active.

Firm

Ostrolenk Faber LLP

Location

New York, NY

On the USPTO roster since

before May 2006

Keith J. Barkaus is a USPTO-registered patent attorney (registration number 51431) at Ostrolenk Faber LLP, in New York, NY. The registration is active on the current USPTO roster, and Keith J. Barkaus has been listed on the roster since before May 2006.

Ostrolenk Faber LLP has 9 registered patent practitioners on the roster (7 patent attorneys and 2 patent agents), so Keith J. Barkaus works alongside 8 other registered practitioners there.

New York, NY has 2,087 registered patent practitioners in all: 1,614 patent attorneys and 419 patent agents.

Other registered practitioners in New York, NY

• Dov A. Berger — Patent attorney, Reg. No. 69085, Paul Weiss Rifkind Wharton & Garrison, LLP
• Shira M. Bergman — Patent attorney, Reg. No. 78653, Quinn Emanuel Urquhart & Sullivan, LLP
• Mark Berkowitz — Patent attorney, Reg. No. 64558, Tarter Krinsky & Drogin LLP
• Andrew H. Berks — Patent attorney, Reg. No. 36089, Fresh IP PLC
• David L. Bernard, III — Patent attorney, Reg. No. 68797, Axiom Global Inc.
• Alexander M. Berne — Patent attorney, Reg. No. 78493, Foley Hoag LLP
• Steven J. Bernstein — Patent agent, Reg. No. 70757, Goodwin Procter, LLP.
• Kyle N. Bersani — Patent attorney, Reg. No. 81013, Groombridge, Wu, Baughman & Stone LLP

All patent attorneys and agents in New York, NY

Patent firms in New York · Practitioners by state

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