Denis A. Backer
Patent attorney, USPTO registration number 58988, status Active.
- Firm
- Oliff & Berridge PLC
- Location
- St. Louis, MO
- On the USPTO roster since
- April 2007
Denis A. Backer is a USPTO-registered patent attorney (registration number 58988) at Oliff & Berridge PLC, in St. Louis, MO. The registration is active on the current USPTO roster, and Denis A. Backer has been listed on the roster since April 2007.
Oliff & Berridge PLC has 19 registered patent practitioners on the roster (11 patent attorneys and 8 patent agents), so Denis A. Backer works alongside 18 other registered practitioners there.
St. Louis, MO has 221 registered patent practitioners in all: 187 patent attorneys and 34 patent agents.
Other registered practitioners in St. Louis, MO
- Donald R. Ladwig — Patent attorney, Reg. No. 61777, Engineering Software Research and Development, Inc.
- Joseph A. Lanahan — Patent attorney, Reg. No. 47732, Armstrong Teasdale LLP
- Lawrence Michael Lavin, Jr — Patent attorney, Reg. No. 30768, Monsanto Company
- Mary D. Lawlor — Patent agent, Reg. No. 66313, The Small Patent Law Group LLC
- James J. Leary — Patent agent, Reg. No. 35237, Gregory Smith and Associates
- Kisuk Lee — Patent attorney, Reg. No. 66861, Harness, Dickey & Pierce, PLC
- Lori J. Lehman — Patent agent, Reg. No. 62480, Monsanto
- Lynn A. Lehnert — Patent attorney, Reg. No. 54678, Goldberg Segalla
All patent attorneys and agents in St. Louis, MO
Patent firms in Missouri · Practitioners by state
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