John Martin Howell

Patent attorney, USPTO registration number 33713, status Active.

Firm
The Procter & Gamble Company
Location
Napa, CA
On the USPTO roster since
before May 2006

John Martin Howell is a USPTO-registered patent attorney (registration number 33713) at The Procter & Gamble Company, in Napa, CA. The registration is active on the current USPTO roster, and John Martin Howell has been listed on the roster since before May 2006.

The Procter & Gamble Company has 53 registered patent practitioners on the roster (47 patent attorneys and 6 patent agents), so John Martin Howell works alongside 52 other registered practitioners there.

Napa, CA has 10 registered patent practitioners in all: 7 patent attorneys and 3 patent agents.

Other registered practitioners in Napa, CA

All patent attorneys and agents in Napa, CA

Patent firms in California · Practitioners by state

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