Gregory D. Caldwell
Patent attorney, USPTO registration number 39926, status Active.
- Firm
- Elliott Ostrander & Preston, P.C.
- Location
- Portland, OR
- On the USPTO roster since
- before May 2006
Gregory D. Caldwell is a USPTO-registered patent attorney (registration number 39926) at Elliott Ostrander & Preston, P.C., in Portland, OR. The registration is active on the current USPTO roster, and Gregory D. Caldwell has been listed on the roster since before May 2006.
Elliott Ostrander & Preston, P.C. is listed with one registered practitioner on the current roster.
Portland, OR has 335 registered patent practitioners in all: 230 patent attorneys and 89 patent agents.
Other registered practitioners in Portland, OR
- Paul S. Angello — Patent attorney, Reg. No. 30991, Stoel Rives LLP
- Noah T. Ashman — Patent attorney, Reg. No. 82146, Miller Nash LLP
- Matthew S. Ashman — Patent agent, Reg. No. 52573, XFRM, Inc.
- Steven G. Austin — Patent attorney, Reg. No. 34541, Electro Scientific Industries, Inc.
- Aloysius T C Auyeung — Patent attorney, Reg. No. 35432, Schwabe Williamson & Wyatt PC
- Christina S. Bailey — Patent attorney, Reg. No. 69403, Mohr Intellectual Property Law
- Larry E. Bailey, Jr. — Patent agent, Reg. No. 66043, D'Ascenzo Intellectual Property Law, P.C.
- Andrew D. Barofsky — Patent attorney, Reg. No. 56795, Oregon Biomedical Engineering Institute, Inc.
All patent attorneys and agents in Portland, OR
Patent firms in Oregon · Practitioners by state
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