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`UNITED STATES PATENT AND TRADEMARK OFFICE
`____________
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`BEFORE THE PATENT TRIAL AND APPEAL BOARD
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`____________
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`CISCO SYSTEMS, INC.,
`APPLE INC.,
`HEWLETT PACKARD ENTERPRISE CO.,
`ARUBA NETWORKS, LLC.
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`Petitioners,
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`v.
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`BILLJCO, LLC,
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`Patent Owner.
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`____________
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`Case No.: IPR2022-00426
`U.S. Patent No. 8,761,804
`____________
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`POWER OF ATTORNEY
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`IN INTER PARTES REVIEW
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`Petitioner Cisco Systems, Inc. hereby appoints the following practitioners to
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`transact all business in the United States Patent and Trademark Office associated
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`with the above-captioned inter partes review.
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`LEAD COUNSEL
`Jeffrey D. Blake
`Registration No. 58,884
`Merchant & Gould P.C.
`191 Peachtree Street, NE
`Suite 3800
`Atlanta, GA 30303
`Main Telephone: 404-954-5100
`Main Facsimile: 612-332-9081
`jblake@merchantgould.com
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`BACKUP COUNSEL
`Daniel W. McDonald
`Registration No. 32,044
`Merchant & Gould P.C.
`150 South Fifth Street
`Suite 200
`Minneapolis, MN 55402
`Main Telephone: 612-332-5300
`Main Facsimile: 612-332-9081
`dmcdonald@merchantgould.com
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`The individual signing below has the authority to execute this document on
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`behalf of Petitioner Cisco Systems, Inc.
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`Name:
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`Signature:
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`Title:
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`Telephone:
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`Date:
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