Richard B. Johnston

Patent attorney, USPTO registration number 41097, status Active.

Firm

Cook Alex LTD

Location

Chicago, IL

On the USPTO roster since

before May 2006

Richard B. Johnston is a USPTO-registered patent attorney (registration number 41097) at Cook Alex LTD, in Chicago, IL. The registration is active on the current USPTO roster, and Richard B. Johnston has been listed on the roster since before May 2006.

Cook Alex LTD has 12 registered patent practitioners on the roster (11 patent attorneys and 1 patent agent), so Richard B. Johnston works alongside 11 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

• Riyazhassan M. Asaria — Patent agent, Reg. No. 67305, Klintworth & Rozenblat IP LLP
• Anna Lynn Aschliman — Limited recognition, Reg. No. 902646, University of Illinois Chicago School of Law
• Madison B. Aufai — Patent agent, Reg. No. 80985, Sheppard Mullin Richter & Hampton LLP
• John M. Augustyn — Patent attorney, Reg. No. 33589, Leydig Voit and Mayer LTD
• Stephen R. Auten — Patent attorney, Reg. No. 47396, Taft Stettinius & Hollister LLP
• Amir Azaran — Patent attorney, Reg. No. 70243, Loeb & Loeb LLP
• Y Judd Azulay — Patent attorney, Reg. No. 27768, Imm Atty, LLC
• Maheen R. Baber — Patent attorney, Reg. No. 67987

All patent attorneys and agents in Chicago, IL

Patent firms in Illinois · Practitioners by state

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