ExamPat

ZTE (USA) Inc.

Ex parte reexamination requester·9 ex parte reexams

ZTE (USA) Inc. has requested 9 USPTO ex parte reexaminations, with 2 currently open. It most often challenges patents owned by Wsou Investments LLC, Saint Lawrence Communications LLC, and OT WSOU Terrier Holdings LLC. ExamPat indexes the full prosecution record for each proceeding, including office-action grounds, certificate outcomes, and downstream PTAB and Federal Circuit decisions.

Filings by year

2
17
7
22

Top patent owners challenged

Outcome track record

How this requester's challenges resolve: claims confirmed, amended, mixed, or fully canceled.

  • Certificate outcome split across every bucket
  • Share of challenges that canceled claims

Challenge metrics

Cancellation rate, average pendency, and the open/closed split across every reexam this requester has filed.

  • Outcome rate of closed challenges
  • Average pendency in months

Examiners & defense counsel

Which examiners decide this requester's challenges, and which firms defend the targeted patents.

  • Most frequent examiners
  • Top opposing counsel

Recent reexaminations (9)

Control #FiledPatentTitleOwnerStatus
90/019,106Aug 4, 20227,742,534METHOD FOR TRANSMITTING USER DATA IN A MULTI-CARRIER RADIO COMMUNICATION SYSTEM, AND CORRESPONDING RECEIVERWsou Investments LLCClosed
90/019,101Jul 29, 20227,203,505MESSAGE TRANSFER FROM A SOURCE DEVICE VIA A MOBILE TERMINAL DEVICE TO A THIRD DEVICEOT WSOU Terrier Holdings LLCClosed
90/019,094Jun 29, 20229,258,232INGRESS TRAFFIC FLOW CONTROL IN A DATA COMMUNICATIONS SYSTEMWsou Investments LLCClosed
90/019,086Jun 1, 20229,185,036Method and apparatus for flow control of data in a networkWsou Investments LLCOpen
90/019,083May 26, 20227,487,240CENTRALIZED INTERNET PROTOCOL/MULTI-PROTOCOL LABEL SWITCHING CONNECTIVITY VERIFICATION IN A COMMUNICATIONS NETWORK MANAGEMENT CONTEXTWsou Investments LLCClosed
90/019,078May 13, 20228,451,839METHOD AND APPARATUS FOR MANAGING ROUTE INFORMATION AND FORWARDING DATA IN ACCESS DEVICESWsou Investments LLCOpen
90/019,077May 9, 20228,730,905TRANSMISSION RESOURCE RESERVATION SCHEMEWsou Investments LLCClosed
90/013,921Mar 10, 20176,795,805PERIODICITY ENHANCEMENT IN DECODING WIDEBAND SIGNALSSaint Lawrence Communications LLCClosed
90/013,894Mar 10, 20176,807,524PERCEPTUAL WEIGHTING DEVICE AND METHOD FOR EFFICIENT CODING OF WIDEBAND SIGNALSSaint Lawrence Communications LLCClosed

Other reexam requesters

See the full reexam picture for ZTE (USA) Inc.

Certificate outcomes, pendency, and the parties and examiners behind these cases. Free to sign up.