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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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`XILINX, INC.,
`
`Petitioner
`
`v.
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`POLARIS INNOVATIONS LIMITED,
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`Patent Owner
`
`________________
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`Case IPR2023-00516
`
`Patent No. 6,157,589
`________________
`
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`PATENT OWNER’S SECOND UPDATED MANDATORY NOTICES
`PER 37 C.F.R. § 42.8
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`
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`
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`Pursuant to 37 C.F.R.§ 42.8(b), Patent Owner submits the following
`
`Case IPR2023-00516
`Patent No. 6,157,589
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`
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`Mandatory Notices with respect to the Petition for Inter Partes Review of U.S.
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`Patent No. 6,157,589 filed by Xilinx, Inc. and designated as IPR2023-00516.
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`I.
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`Real Party-in-Interest
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`In accordance with 37 C.F.R. § 42.8(b)(1), Patent Owner identifies the real
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`party-in-interest as Polaris Innovations Limited, which is a company organized and
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`existing under the laws of Ireland with its principal place of business at 77 Camden
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`Street Lower, Dublin 2, D02 XE80, Republic of Ireland. Polaris Innovations
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`Limited is a wholly-owned subsidiary of Wi-LAN Inc. Wi-LAN Inc. is a Canadian
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`corporation with its principal place of business at 1891 Robertson Road, Suite 100,
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`Ottawa, Ontario, K2H 5B7. Wi-LAN Inc. is owned by Owlpoint IP Opportunities
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`JVF LP and Quarterhill Inc. Quarterhill Inc. is publicly-traded on the Toronto Stock
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`Exchange.
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`II. Related Matters
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`In accordance with 37 C.F.R. § 42.8(b)(2), Patent Owner identifies the
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`following judicial and administrative proceedings.
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`Petitioner and Patent Owner are involved in a United States District Court
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`proceeding captioned Polaris Innovations Limited v. Xilinx, Inc., Case No. 1:22-cv-
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`00174-RGA, District of Delaware (Wilmington).
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`The ‘589 patent is currently involved in the following district court litigation
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`proceedings: Polaris Innovations Limited v. Broadcom, Inc., Case No. 2:22-cv-
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`Case IPR2023-00516
`Patent No. 6,157,589
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`00347 (EDTX); and Polaris Innovations Limited v. Xilinx, Inc., Case No. 1:22-cv-
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`00174-RGA, District of Delaware (Wilmington).
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`III. Lead and Back-Up Counsel
`
`Lead Counsel
`David T. DeZern
`Registration No. 60,117
`NELSON BUMGARDNER
`CONROY P.C.
`2727 N. Harwood St., Suite 250
`Dallas, Texas 75201
`Telephone: (214) 446-4950
`Email: david@nelbum.com
`
`
`
`Back-Up Counsel
`Brent N. Bumgardner
`Registration No. 48,476
`NELSON BUMGARDNER
`CONROY P.C.
`3131 W. 7th Street, Suite 300
`Fort Worth, Texas 76107
`Telephone: (817) 377-9111
`Email: brent@nelbum.com
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`IV. Service Information
`In accordance with 37 C.F.R. § 42.8(b)(4), please direct all correspondence
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`regarding this proceeding via electronic service using the following e-mail
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`addresses:
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`david@nelbum.com
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`brent@nelbum.com
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`polaris@nelbum.com
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`Patent Owner hereby consents to electronic service at these addresses.
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`Dated: June 21, 2023
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`By:
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`Respectfully submitted,
`/s/ David T. DeZern
`David T. DeZern
`Registration No. 60,117
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`- 3 -
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`
`
`Case IPR2023-00516
`Patent No. 6,157,589
`
`NELSON BUMGARDNER
`CONROY P.C.
`2727 N. Harwood St., Suite 250
`Dallas, Texas 75201
`Telephone: (214) 446-4950
`Email: david@nelbum.com
`
`
`Brent N. Bumgardner
`Registration No. 48,476
`NELSON BUMGARDNER
`CONROY P.C.
`3131 W. 7th Street, Suite 300
`Fort Worth, Texas 76107
`Telephone: (817) 377-9111
`Email: brent@nelbum.com
`
`Attorneys for Patent Owner
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`CERTIFICATE OF SERVICE
`The undersigned certifies that the foregoing Mandatory Notices per 37 C.F.R.
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`
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`§ 42.8 was served on June 21, 2023, to Lead and Back-up Counsel for Petitioners at
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`the service address provided in Petitioners’ Petition for Inter Partes Review:
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`Email:
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`
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`xilinxMWETeam@mwe.com
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`boaks@mwe.com
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`akapadia@mwe.com
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`tdamario@mwe.com
`
`
`/s/ David T. DeZern
`David T. DeZern
`Registration No. 60,117
`
`
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`- 4 -
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`
`
`Case IPR2023-00516
`Patent No. 6,157,589
`
`NELSON BUMGARDNER
`CONROY P.C.
`2727 N. Harwood St., Suite 250
`Dallas, Texas 75201
`Telephone: (214) 446-4950
`Email: david@nelbum.com
`
`
`Brent N. Bumgardner
`Registration No. 48,476
`NELSON BUMGARDNER
`CONROY P.C.
`3131 W. 7th Street, Suite 300
`Fort Worth, Texas 76107
`Telephone: (817) 377-9111
`Email: brent@nelbum.com
`
`Attorneys for Patent Owner
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`- 5 -
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