Ryan D. Vanfossen

Patent agent, USPTO registration number 80229, status Active.

Location

Philadelphia, PA

On the USPTO roster since

November 2021

Ryan D. Vanfossen is a USPTO-registered patent agent (registration number 80229), in Philadelphia, PA. The registration is active on the current USPTO roster, and Ryan D. Vanfossen has been listed on the roster since November 2021.

Philadelphia, PA has 513 registered patent practitioners in all: 377 patent attorneys and 115 patent agents.

Other registered practitioners in Philadelphia, PA

• Michael B. Henderson — Patent agent, Reg. No. 69038, Temple University Office of University Counsel
• Mary G. Henshaw — Patent agent, Reg. No. 83139, Morgan Lewis & Bockius LLP
• Jessie Otter Hess — Limited recognition, Reg. No. 902849, University Of Pennsylvania Law School
• Patrick H. Higgins — Patent attorney, Reg. No. 39709, Eckert Seamans Cherin & Mellott LLC
• John O. Hillman — Patent attorney, Reg. No. 84186, Duane Morris LLP
• Mitchell D. Hirsch — Patent agent, Reg. No. 54170, Volpe and Koening, P.C.
• George Dever Hobbs, II — Patent attorney, Reg. No. 32088, The Wistar Instilvte
• David B. Hoffman — Patent attorney, Reg. No. 62835, Baker & Hostetler LLP

All patent attorneys and agents in Philadelphia, PA

Patent firms in Pennsylvania · Practitioners by state

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