Peter J. Lengwin

Limited recognition, USPTO registration number 902924, status Active.

Firm

University of Colorado Law School

Location

Boulder, CO

On the USPTO roster since

November 2025

Peter J. Lengwin is a USPTO-registered Limited recognition (registration number 902924) at University of Colorado Law School, in Boulder, CO. The registration is active on the current USPTO roster, and Peter J. Lengwin has been listed on the roster since November 2025.

University of Colorado Law School has 6 registered patent practitioners on the roster (1 patent attorney), so Peter J. Lengwin works alongside 5 other registered practitioners there.

Boulder, CO has 146 registered patent practitioners in all: 78 patent attorneys and 61 patent agents.

Other registered practitioners in Boulder, CO

• Robert D. Groneberg — Patent agent, Reg. No. 69744
• Stephen S. Gruber — Patent attorney, Reg. No. 63411, Neugeboren O'Dowd PC
• Nicholas P. Haggestad — Patent agent, Reg. No. 84095
• Jason D. Haislmaier — Patent attorney, Reg. No. 40300, Holme ROberts & Owen LLP
• Douglas C. Hamilton — Patent attorney, Reg. No. 63257
• Ian M. Harrier — Patent attorney, Reg. No. 75993, Enveda
• Connie J. Hoon-Barclay — Patent agent, Reg. No. 61883, Connie J. Hoon-Barclay
• William M. Hunziker Wintour — Patent attorney, Reg. No. 67595, Hunziker Legal Services, PLLC

All patent attorneys and agents in Boulder, CO

Patent firms in Colorado · Practitioners by state

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