William J. Allen
Patent attorney, USPTO registration number 51393, status Active.
- Firm
- Banner and Witcoff LTD
- Location
- Chicago, IL
- On the USPTO roster since
- before May 2006
William J. Allen is a USPTO-registered patent attorney (registration number 51393) at Banner and Witcoff LTD, in Chicago, IL. The registration is active on the current USPTO roster, and William J. Allen has been listed on the roster since before May 2006.
Banner and Witcoff LTD has 10 registered patent practitioners on the roster (10 patent attorneys), so William J. Allen works alongside 9 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
- Mien Thuy Dang — Patent attorney, Reg. No. 54055, Baker & McKenzie
- Rodney Allen Daniel — Patent attorney, Reg. No. 31605, Brinks Gilson & Lione
- Manav Das — Patent attorney, Reg. No. 70528, McDonnell Boehnen Hulbert & Berghoff LLP
- Kyle A. Davis — Patent attorney, Reg. No. 66507, Dykema Gossett PLLC
- Matthew L. De Preter — Patent attorney, Reg. No. 61799, Aonberg Goldgehn Davis & Garmisa
- Justin D. Deangelis — Patent attorney, Reg. No. 69958, Quarles & Brady LLP
- David L. Debruin — Patent attorney, Reg. No. 35489, Honigman Miller Schwartz and Cohn LLP
- Eric A. Dechant — Patent agent, Reg. No. 79492, DeChant, Inc.
All patent attorneys and agents in Chicago, IL
Patent firms in Illinois · Practitioners by state
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