ExamPat

K&L Gates LLP

Patent reexamination counsel·18 ex parte reexams

K&L Gates LLP has served as patent-owner counsel in 18 USPTO ex parte reexaminations, with 7 currently open. The firm most often represents Barco N.V., Nestec S.A., and Carnegie Mellon University. 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

3
12
1
13
3
14
1
19
1
23
1
24
8
25

Top patent owners represented

Outcome track record

How this firm's reexams resolve once a certificate issues: all claims confirmed, amended, mixed, or canceled.

  • Certificate outcome split across every bucket
  • Share of proceedings where claims survived

Practice metrics

Certificate rate, average pendency, and the open/closed split across the firm's full reexam docket.

  • Certificate rate of closed proceedings
  • Average pendency in months

Examiners & adversaries

Which examiners most often decide this firm's reexams, and which requesters most often challenge its patents.

  • Most frequent examiners
  • Top opposing requesters

Recent reexaminations (18)

Control #FiledPatentTitleOwnerStatus
90/015,673Nov 12, 202511,403,237ELECTRONIC TOOL AND METHODS WITH AUDIO FOR MEETINGSBarco N.V.Open
90/015,678Nov 12, 202510,795,832ELECTRONIC TOOL FOR COMMUNICATING OVER A COMMUNICATION NETWORKBarco N.V.Open
90/015,672Nov 12, 202511,422,951ELECTRONIC TOOL AND METHODS FOR MEETINGS BETWEEN TWO USERSBarco N.V.Open
90/015,676Nov 12, 202511,258,676ELECTRONIC TOOL AND METHODS FOR MEETINGSBarco N.V.Open
90/015,677Nov 12, 202510,904,103ELECTRONIC TOOL AND METHODS FOR MEETINGSBarco N.V.Open
90/015,675Nov 12, 202510,762,002ELECTRONIC TOOL AND METHODS WITH AUDIO FOR MEETINGSBarco N.V.Open
90/015,361Jun 30, 202510,687,400AC LIGHT EMITTING DIODE AND AC LED DRIVE METHODS AND APPARATUSLynk Labs, Inc.Open
90/019,951May 9, 202511,092,326INTEGRATED LIGHTING MODULEAMP Plus, Inc.Closed
90/019,484Apr 15, 20247,542,715SIGNAL SELECTOR AND COMBINER FOR BROADBAND CONTENT DISTRIBUTIONEntropic Communications, LLCClosed
90/019,156Feb 2, 202311,167,963FAIRLEAD SYSTEMS FOR WINCH ROPE INTERFACES AND RECOVERY RIGGING MOUNTABLE TO A WINCH FAIRLEAD AND/OR VEHICLE BUMPERWarn Industries, Inc.Closed
90/014,392Oct 22, 20199,736,689SYSTEM AND METHOD FOR MOBILE TELEPHONE ROAMINGSIMO HOLDINGS Inc.Closed
90/013,366Oct 9, 20148,206,767REMOVAL OF ACRYLAMIDE AND/OR MELANOIDIN-FORMING CELL CONTENTIntersnack Knabbergeback GmbH & Co. KGClosed
90/013,124Jan 21, 20146,438,180SOFT AND HARD SEQUENCE DETECTION IN ISI MEMORY CHANNELSCarnegie Mellon UniversityClosed
90/013,125Jan 21, 20146,201,839METHOD AND APPARATUS FOR CORRELATION-SENSITIVE ADAPTIVE SEQUENCE DETECTIONCarnegie Mellon UniversityClosed
90/012,977Sep 6, 20135,931,160VENTILATOR CONTROL SYSTEM AND METHODVentronics Systems, LLCClosed
90/012,758Dec 31, 20126,200,950Calorically Dense Nutritional CompositionNestec S.A.Closed
90/012,759Dec 31, 20126,849,595Calorically Dense Nutritional CompositionNestec S.A.Closed
90/012,755Dec 28, 20126,867,178Calorically Dense Nutritional CompositionNestec S.A.Closed

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