Hughie C. Kellner
Patent agent, USPTO registration number 79875, status Active.
- Firm
- Leydig Voit & Mayer LTD
- Location
- Chicago, IL
- On the USPTO roster since
- November 2021
Hughie C. Kellner is a USPTO-registered patent agent (registration number 79875) at Leydig Voit & Mayer LTD, in Chicago, IL. The registration is active on the current USPTO roster, and Hughie C. Kellner has been listed on the roster since November 2021.
Leydig Voit & Mayer LTD has 31 registered patent practitioners on the roster (22 patent attorneys and 9 patent agents), so Hughie C. Kellner works alongside 30 other registered practitioners there.
Chicago, IL has 1,896 registered patent practitioners in all: 1,537 patent attorneys and 303 patent agents.
Other registered practitioners in Chicago, IL
- Matthew G. Clouthier — Patent agent, Reg. No. 84630, Foley and Lardner LLP
- Eric D. Cohen — Patent attorney, Reg. No. 38110, Klintworth & Rozenblat IP LLP
- James A. Collins — Patent attorney, Reg. No. 43557, Brinks Gilson & Lione
- Daniel William Collins — Patent attorney, Reg. No. 31912, Wood Phillips Katz Clark & Mortimer
- Theresa Conduah — Patent attorney, Reg. No. 60227, United Air Lines Inc.
- John Boyd Conklin — Patent attorney, Reg. No. 30369, Leydig Voit and Mayer LTD
- James Joseph Conlon — Patent attorney, Reg. No. 25965, Conlon and Associatess
- John E. Conour — Patent attorney, Reg. No. 59054, McDonnell Boehnen Hulbert and Berghoff LLP
All patent attorneys and agents in Chicago, IL
Patent firms in Illinois · Practitioners by state
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