Katherine I. Chwistek
Patent agent, USPTO registration number 83076, status Active.
- Firm
- Hanley, Flight & Zimmerman, LLC
- Location
- Chicago, IL
- On the USPTO roster since
- November 2024
Katherine I. Chwistek is a USPTO-registered patent agent (registration number 83076) at Hanley, Flight & Zimmerman, LLC, in Chicago, IL. The registration is active on the current USPTO roster, and Katherine I. Chwistek has been listed on the roster since November 2024.
Chicago, IL has 1,896 registered patent practitioners in all: 1,537 patent attorneys and 303 patent agents.
Other registered practitioners in Chicago, IL
- David R. Bennett — Patent attorney, Reg. No. 43493, Direction IP Law
- Joseph M. Bennett-Paris — Patent attorney, Reg. No. 47226, Taft Stettinius & Hollister LLP
- Stephen P. Benson — Patent attorney, Reg. No. 60030, Freeborn & Peters LLP
- Ekaterina G. Berezutskaya — Patent attorney, Reg. No. 53984, Greer Burns & Crain LTD
- Joseph J. Berghammer — Patent attorney, Reg. No. 46057, Banner and Witcoff LTD
- Paul H. Berghoff — Patent attorney, Reg. No. 30243, McDonnell Boehnen Hulbert & Berghoff LLP
- Jane S. Berman — Patent attorney, Reg. No. 43494, Taft Stettinius & Hollister LLP
- Denis A. Berntsen — Patent attorney, Reg. No. 26707, McDonnell Boehnen Hulbert & Berghoff LLP
All patent attorneys and agents in Chicago, IL
Patent firms in Illinois · Practitioners by state
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