IP Verse

Cisco Systems, Inc. - IPR2026-00320

Explore the PTAB proceeding IPR2026-00320 filed by Cisco Systems, Inc. on Mar 27, 2026. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.

Case Details

Proceeding Number
IPR2026-00320
Filing Date
Mar 27, 2026
Petitioner
Cisco Systems, Inc.
Status
Petition filed
Respondent Application Number
13234425
Respondent Tech Center
2400
Respondent Patent Number
8780887

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Proceeding Documents

The table below shows documents filed in the case, listing each document name, filing date, document type, and filing party. Tracking these filings indicates the activity of the parties involved in the case, and the types of documents filed can provide insights into the legal strategies being employed.

Document NameFiling DateCategoryFiling Party

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Notice: Power of Attorney

Mar 27, 2026PAPERPETITIONER

EX-1001 U.S. Patent No. 8,780,887 (“the ’887 Patent”)

Mar 27, 2026EXHIBITPETITIONER

EX-1002 Prosecution History of the ’887 Patent (“File History”)

Mar 27, 2026EXHIBITPETITIONER

EX-1004 U.S. Patent Publication No. 2007/0157303 to Pankratov

Mar 27, 2026EXHIBITPETITIONER

EX-1005 Peer-to-Peer Communication Across Network Address Translators

Mar 27, 2026EXHIBITPETITIONER

EX-1003 Declaration of Petitioner’s Expert 887

Mar 27, 2026EXHIBITPETITIONER

EX-1006 Ex. C of OptimNet's Infringment Contentions

Mar 27, 2026EXHIBITPETITIONER

Petition: as filed

Mar 27, 2026PAPERPETITIONER