`
`Case IPR 2014-00057
`
`Inventors: DAVID A. FARBER
`
`AND RONALD D. LACHMAN
`
`Inter Parres Review of Patent N0.:
`
`5,978,791
`
`Filed:
`
`Title:
`
`October 24, 1997
`
`Issued: November 2, 1999
`
`DATA PROCESSING SYSTEM USING SUBSTANTIALLY UNIQUE
`IDENTIFIERS TO IDENTIFY DATA ITEMS, WHEREBY IDENTICAL
`DATA ITEMS HAVE THE SAME IDENTIFIERS
`
`Case IPR 2014-00058
`
`Inventors: DAVID A. FARBER
`
`AND RONALD D. LACHMAN
`
`Inter Partes Review of Patent N0.:
`
`8,099,420
`
`Filed:
`
`Title:
`
`December 22, 2004
`
`Issued:
`
`January 17, 2012
`
`ACCESSING DATA IN A DATA PROCESSING SYSTEM
`
`Case IPR 2014—00059
`
`Inventors: DAVID A. FARBER
`
`AND RONALD D. LACHMAN
`
`Inter Partes Review of Patent N0.:
`
`6,415,280
`
`Filed:
`
`Title:
`
`April 1, 1999
`
`Issued:
`
`July 2, 2002
`
`IDENTIFYING AND REQUESTING DATA IN NETWORK USING
`IDENTIFIERS WHICH ARE BASED ON CONTENTS OF DATA
`
`
`
`Case IPR 2014—00062
`
`Inventors: DAVID A. FARBER
`
`AND RONALD D. LACHMAN
`
`Inter Partes Review of Patent N0.:
`
`7,802,310
`
`Filed:
`
`Title:
`
`October 31, 2007
`
`Issued: September 21, 2010
`
`CONTROLLING ACCESS TO DATA IN A DATA PROCESSING
`SYSTEM
`
`Case IPR 2014—00066
`
`Inventors: DAVID A. FARBER
`
`AND RONALD D. LACHMAN
`
`Inter Partes Review of Patent N0.:
`
`6,928,442
`
`Filed:
`
`Title:
`
`November 15, 2001
`
`Issued: August 9, 2005
`
`ENFORCEMENT AND POLICTNG OF LICENSED CONTENT USING
`
`CONTENT—BASED IDENTIFIERS
`
`Mail Stop PATENT BOARD
`Patent Trial and Appeal Board
`Commissioner for Patents
`
`PO. Box 1450
`
`Alexandria, VA 22313-1450
`
`Dear Sir/Madam:
`
`POWER OF ATTORNEY
`
`Patent Owner PersonalWeb Technologies, LLC (an owner of all patents identified above)
`
`hereby appoints the following attorneys to represent Patent Owner in the above captioned Inter
`
`Partes Reviews (IPRs) and transact all business in the US. Patent and Trademark Office
`
`connected therewith:
`
`
`
`All practitioners at Customer Number 231 17.
`
`Please address all communications to:
`
`Joseph A. Rhoa
`NIXON & VANDERHYE RC.
`
`901 North Glebe Road, 11th Floor
`
`Arlington, VA 22203
`
`(703) 816-4000
`
`Please address all e-mails and telephone calls to lead and back-up counsel (each associated with
`
`the above Customer Number), listed below:
`
`LEAD COUNSEL
`
`BACK—UP COUNSEL
`
`Joseph A. Rhoa (Reg. No. 37,515)
`NIXON & VANDERHYE P.C.
`
`901 North Glebe Road, 11th Floor
`Arlington, VA 22203-1808
`
`Updeep S. Gill (Reg. No. 37,334)
`NIXON & VANDERHYE RC.
`
`901 North Glebe Road, 11th Floor
`Arlington, VA 22203—1808
`
`Email: jar@nixonvan.com
`Direct Tel.: (703) 816—4043
`
`Email: usg@nixonvan.com
`Direct Tel: (703) 816—4030
`
`For:
`
`PersonalWeb Tec ologie',LLC
`
`f§/X6/(§7
`
`Dated:
`
`