John A. Barrett

Patent agent, USPTO registration number 56657, status Active.

Location

San Diego, CA

On the USPTO roster since

before May 2006

John A. Barrett is a USPTO-registered patent agent (registration number 56657), in San Diego, CA. The registration is active on the current USPTO roster, and John A. Barrett has been listed on the roster since before May 2006.

San Diego, CA has 1,150 registered patent practitioners in all: 747 patent attorneys and 373 patent agents.

Other registered practitioners in San Diego, CA

• Lauren Elizabeth Hockett — Patent attorney, Reg. No. 72865, Knobbe Martens
• Paul S. Holdaway — Patent attorney, Reg. No. 56376, Qualcomm INC
• Michael L. Holihan — Patent attorney, Reg. No. 78906, Naval Information Warfare Center Pacific CO: Chief Engineer
• Molly A. Holman — Patent attorney, Reg. No. 40022, Metabasis Therapeutics Inc.
• Blake L. Holt — Patent attorney, Reg. No. 78639, Foley & Lardner, LLP
• Raymond B. Hom — Patent attorney, Reg. No. 44773, Qualcomm Incorporated
• Ghy Boong Hong — Patent agent, Reg. No. 66057, Patent4USA
• Thomas E. Hornish — Patent attorney, Reg. No. 55277, Wilson Sonsini Goodrich & Rosati

All patent attorneys and agents in San Diego, CA

Patent firms in California · Practitioners by state

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