ExamPat

Unified Patents LLC

Ex parte reexamination requester·172 ex parte reexams

Unified Patents LLC has requested 172 USPTO ex parte reexaminations, with 68 currently open. It most often challenges patents owned by Light Guide Innovations LLC, Wilus Institute of Standards and Technology Inc., and Optimorphix Inc.. 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

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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 (showing 25 of 172)

Control #FiledPatentTitleOwnerStatus
90/016,432Jun 30, 2026—WIRELESS COMMUNICATION METHOD AND WIRELESS COMMUNICATION TERMINAL, WHICH USE DISCONTINUOUS CHANNEL—Open
90/016,435Jun 30, 202611,356,947WIRELESS COMMUNICATION METHOD AND WIRELESS COMMUNICATION TERMINAL, WHICH USE DISCONTINUOUS CHANNELWilus Institute of Standards and Technology Inc.Open
90/016,409Jun 19, 20267,426,633SYSTEM AND METHOD FOR REFLASHING DISK DRIVE FIRMWAREFlash Uplink LLCOpen
90/016,388Jun 9, 202612,150,105WIRELESS COMMUNICATION METHOD AND WIRELESS COMMUNICATION TERMINAL IN BASIC SERVICE SET OVERLAPPING WITH ANOTHER BASIC SERVICE SETWilus Institute of Standards and Technology Inc.Open
90/016,377Jun 5, 202611,257,115PROVIDING ADDITIONAL DIGITAL CONTENT OR ADVERTISING BASED ON ANALYSIS OF SPECIFIC INTEREST IN THE DIGITAL CONTENT BEING VIEWEDStratacor LLCOpen
90/016,237May 2, 202610,778,989ROLLING INTRA PREDICTION FOR IMAGE AND VIDEO CODINGOT Patent Escrow LLCOpen
90/016,212Apr 27, 202612,452,192SYSTEMS AND METHODS FOR PROVIDING A GLOBAL VIRTUAL NETWORK (GVN)Umbra Technologies Ltd. (Uk)Open
90/016,211Apr 27, 202612,125,070CONTENT DELIVERY SYSTEMS AND METHODSIntertrust Technologies CorporationOpen
90/016,195Apr 18, 20269,766,801IN-CAR INFORMATION SYSTEM, IN-CAR DEVICE, AND INFORMATION TERMINALAutonavigare LLCOpen
90/016,139Apr 3, 20269,135,418SYSTEM AND METHOD FOR CREATING SECURE APPLICATIONSCongruent Media Resourcing LLCOpen
90/016,096Mar 27, 20269,112,934APPARATUS AND METHOD FOR CONFIGURING ON-DEMAND CONTENT DELIVERING OVERLAY NETWORKElectronics and Telecommunications Research InstituteOpen
90/016,089Mar 25, 20268,315,769ABSOLUTE ACCELERATION SENSOR FOR USE WITHIN MOVING VEHICLESVision Works IP CorporationOpen
90/016,029Mar 6, 202610,880,592Digital contents receiving apparatusNL Giken IncorporatedOpen
90/016,012Feb 27, 20269,628,310LONG TRAINING FIELD SEQUENCE CONSTRUCTIONNewracom. Inc.Open
90/016,008Feb 26, 202611,777,776HEADER REPETITION IN PACKET-BASED OFDM SYSTEMSAx Wireless LLCOpen
90/016,009Feb 26, 202610,917,272NON-TRANSITORY COMPUTER-READABLE INFORMATION STORAGE MEDIA FOR VARIABLE HEADER REPETITION IN A WIRELESS OFDM NETWORKAx Wireless LLCOpen
90/015,925Jan 30, 202612,166,587WIRELESS COMMUNICATION TERMINAL AND WIRELESS COMMUNICATION METHOD FOR MULTI-USER CONCURRENT TRANSMISSIONWilus Institute of Standards and Technology Inc.Open
90/015,898Jan 21, 202610,965,425CONTROL INFORMATION FOR MULTI-USER TRANSMISSIONS IN WLAN SYSTEMSNewracom Inc.Open
90/015,808Jan 6, 20268,723,411PHOTOLUMINESCENT SHEETLight Guide Innovations LLCOpen
90/015,842Dec 30, 202510,030,823LIGHT EMITTING APPARATUSLight Guide Innovations LLCOpen
90/015,843Dec 30, 20258,395,183LIGHT EMITTING APPARATUSLight Guide Innovations LLCOpen
90/015,810Dec 22, 20259,534,744LIGHT EMITTING APPARATUSSuzhou Lekin Semiconductor Co. Ltd.Open
90/015,814Dec 22, 202510,348,471CONTROL INFORMATION FOR MULTI-USER TRANSMISSIONS IN WLAN SYSTEMSNewracom Inc.Open
90/015,811Dec 22, 20258,823,048LIGHT EMITTING APPARATUSSuzhou Lekin Semiconductor Co. Ltd.Closed
90/015,807Dec 20, 20258,237,352PHOTOLUMINESCENT SHEETLight Guide Innovations LLCOpen

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See the full reexam picture for Unified Patents LLC

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