`
`In re Patent of:
`U.S. Patent No.:
`Issue Date:
`Appl. Serial No.:
`Filing Date:
`Title:
`
`Gary Allan Kemp II, et al.
`6,766,304
`July 20, 2004
`09/894,637
`June 27, 2001
`CLICK BASED TRADING WITH INTUITIVE GRID DISPLAY OF
`MARKET DEPTH
`
`Attorney Docket No.: 41919-0005CP1
`
`Mail Stop Patent Board
`Patent Trial and Appeal Board
`U.S. Patent and Trademark Office
`
`PO. Box 1450
`
`Alexandria, VA 22313-1450
`
`PETITIONER’S POWER OF ATTORNEY IN A POST GRANT PROCEEDINGS
`
`BEFORE THE PATENT TRIAL AND APPEAL BOARD
`
`Petitioner, TradeStation Group, Inc., hereby appoints the following practitioners as its
`
`attorneys to transact all business in the United States Patent & Trademark Office associated with
`
`any inter partes review, covered business method review, post grant review, or other review
`
`proceedings before the Patent Trial and Appeal Board of the above-captioned patent:
`
`John C. Phillips, Reg. No. 35,322
`
`Kevin Su, Reg. No. 57,377
`
`and all practitioners associated with PTO Customer Number 2617].
`
`I have the authority to execute this document on behalf of Tradestation Group, Inc.
`
`TradeStation Group, Inc.
`
`
`
`
`
`IN THE UNITED STATES PATENT AND TRADEMARK OFFICE
`
`In re Patent of:
`U.S. Patent No.:
`Issue Date:
`Appl. Serial No.:
`Filing Date:
`Title:
`
`Gary Allan Kemp II, et al.
`6,766,304
`July 20, 2004
`09/894,637
`June 27, 2001
`CLICK BASED TRADING WITH INTUITIVE GRID DISPLAY OF
`MARKET DEPTH
`
`Attorney Docket No.: 41919-0005CP1
`
`Mail Stop Patent Board
`Patent Trial and Appeal Board
`U.S. Patent and Trademark Office
`
`P.O. Box 1450
`
`Alexandria, VA 22313-1450
`
`PETITIONER’S POWER OF ATTORNEY IN A POST GRANT PROCEEDINGS
`
`BEFORE THE PATENT TRIAL AND APPEAL BOARD
`
`Petitioner, TradeStation Securities, Inc., hereby appoints the following practitioners as its
`
`attorneys to transact all business in the United States Patent & Trademark Office associated with
`
`any inter partes review, covered business method review, post grant review, or other review
`
`proceedings before the Patent Trial and Appeal Board of the above-captioned patent:
`
`John C. Phillips, Reg. No. 35,322
`
`Kevin Su, Reg. No. 57,377
`
`and all practitioners associated with PTO Customer Number 26171.
`
`I have the authority to execute this document on behalf of TradeStation Securities, Inc.
`
`TradeStati0n Securities, Inc.
`
`Y:
`
`Name:
`
`Title:
`Date:
`
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