David L. Witcoff
Patent attorney, USPTO registration number 31443, status Active.
- Firm
- Jones Day
- Location
- Chicago, IL
- On the USPTO roster since
- before May 2006
David L. Witcoff is a USPTO-registered patent attorney (registration number 31443) at Jones Day, in Chicago, IL. The registration is active on the current USPTO roster, and David L. Witcoff has been listed on the roster since before May 2006.
Jones Day has 141 registered patent practitioners on the roster (114 patent attorneys and 26 patent agents), so David L. Witcoff works alongside 140 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
- Julius C. Chai — Patent agent, Reg. No. 84334
- Jagriti R. Chander — Patent agent, Reg. No. 46610
- Paul A. Chandler — Patent attorney, Reg. No. 40553, Mayer Brown Rowe & Mau, LLP
- James A. Chard — Patent attorney, Reg. No. 84252, Foley & Lardner LLP
- Brent A. Chatham — Patent attorney, Reg. No. 73954, Leydig, Voit & Mayer, Ltd. Attn: Brent Chatham
- Daniel T. Chavka — Patent attorney, Reg. No. 61192, Marshall ,Gerstein & Borun LLP
- Jeffrey Alan Chelstrom — Patent attorney, Reg. No. 57915, Honigman LLP
- Jingwen Chen — Limited recognition, Reg. No. 902871, Northwestern Pritzker School of Law
All patent attorneys and agents in Chicago, IL
Patent firms in Illinois · Practitioners by state
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