Robert J. Sinnema

Patent attorney, USPTO registration number 53599, status Active.

Firm
Sikorsky Aircraft Corporation
Location
Belgrade, MT
On the USPTO roster since
before May 2006

Robert J. Sinnema is a USPTO-registered patent attorney (registration number 53599) at Sikorsky Aircraft Corporation, in Belgrade, MT. The registration is active on the current USPTO roster, and Robert J. Sinnema has been listed on the roster since before May 2006.

Sikorsky Aircraft Corporation has 4 registered patent practitioners on the roster (4 patent attorneys), so Robert J. Sinnema works alongside 3 other registered practitioners there.

Belgrade, MT has 2 registered patent practitioners in all: 1 patent attorney and 1 patent agent.

Other registered practitioners in Belgrade, MT

All patent attorneys and agents in Belgrade, MT

Patent firms in Montana · Practitioners by state

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