ExamPat

Duane Morris, LLP

Patent reexamination counsel·14 ex parte reexams

Duane Morris, LLP has served as patent-owner counsel in 14 USPTO ex parte reexaminations, with 4 currently open. The firm most often represents Centre Firearms Co. Inc., Symrise AG, and Lutron Electronics Co. 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 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 (14)

Control #FiledPatentTitleOwnerStatus
90/016,014Apr 6, 20269,982,959MONOLITHIC NOISE SUPPRESSION DEVICE FOR FIREARMCentre Firearms Co. Inc.Open
90/016,015Apr 6, 20269,777,979MONOLITHIC NOISE SUPPRESSION DEVICE FOR FIREARMCentre Firearms Co. Inc.Open
90/016,013Apr 6, 20269,470,466MONOLITHIC NOISE SUPPRESSION DEVICE FOR FIREARMCenter Firearms Co. Inc.Open
90/015,208Mar 8, 202311,239,435IRIDIUM COMPLEX AND ORGANIC ELECTROLUMINESCENCE DEVICE USING THE SAMELuminescence Technology Corp.Closed
90/014,861Sep 17, 20217,585,538MONONUCLEARLY FILLED MICROCAPSULESSymrise AGClosed
90/014,337Jul 18, 201910,188,256SCRAPER ASSEMBLYMIW Associates LLCOpen
90/020,099Mar 25, 20169,209,411ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICESUniversal Display CorporationClosed
90/013,661Dec 14, 20158,641,945Method of Preparing Aroma ParticlesSymrise AGClosed
90/013,622Nov 5, 20158,276,289System And Method For Preparation Of Solid Biomass By TorrefactionTerra Green Energy LLCClosed
90/013,331Sep 3, 20148,815,370ADHESIVELESS DECORATIVE FLOOR TILEGIP International LimitedClosed
90/013,132Jan 23, 20145,905,442Method and apparatus for controlling and determining the status of electrical devices from remote locationsLutron Electronics Co. Inc.Closed
90/013,050Nov 4, 20136,996,538INVENTORY CONTROL SYSTEM AND METHODSUnisone Strategic IP Inc.Closed
90/012,967Sep 3, 20135,905,442Method and apparatus for controlling and determining the status of electrical devices from remote locationsLutron Electronics Co. Inc.Closed
90/012,694Sep 24, 20127,561,104Method to modify calibration data used to locate a mobile unitCommscope, Inc. Of North CarolinaClosed

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