The Weekly Litigation News Digest is now live. Subscribe now

IP Verse

Pfeiffer competitive analysis

Loading summary...

Latest oppositions filed by Pfeiffer

Explore patent oppositions filed by Pfeiffer against competitors, revealing strategic technology disputes and market positioning.

Last updated on: Nov 13, 2025
Patent NumberTitleApplicantOpposition Date

Get instant updates on new opposition filings by the company

EP3655164
Two-Stage Grinding Circuit And Method For Producing A Ground Product By Means Of A Two-Stage Grinding ProcessTHYSSENKRUPPJul 2, 2025
EP3497337
Vacuum PumpEDWARDSAug 16, 2023
EP3842642
Dry Vacuum Pump ApparatusEBARAJun 13, 2023
EP3742148
Gas Leak Detection With A Test Gas Spraying DeviceINFICONNov 4, 2022
EP3802457
Dry Preparation Of Kaolin In The Production Of HpaSMS GROUPOct 26, 2022
EP3322534
Method And System Arrangement For Providing And Activating A Raw MaterialLOESCHEJun 2, 2021
EP2831423
Vacuum Pump ApparatusEDWARDSMar 18, 2021
EP3049676
Vacuum PumpLEYBOLDMar 26, 2020
EP2341251
Turbo-Molecular PumpSHIMADZUSep 16, 2019
EP2589814
Vacuum PumpEDWARDS JAPANSep 3, 2019

Latest patents of Pfeiffer opposed by its competitors

Explore Pfeiffer's recently opposed patents, revealing key competitive challenges and strategic patent disputes in the industry. Track oppositions filed by competitors to understand technology battlegrounds and assess potential risks.

Last updated on: Nov 13, 2025
Patent NumberPublication DateTitleTotal Oppositions
EP3647599
Sep 3, 2025Vacuum Pump, Scroll Pump And Method Of Manufacturing Same1
EP3096021
Aug 6, 2025Remote Diagnosis Of Vacuum Devices1
EP3951738
Dec 13, 2023Apparatus And Method For Communication With A Vacuum Device1
EP3218055
Jun 28, 2023Magnetic Field Therapy Apparatus, And Method For Generating A Magnetic Field1
EP2957772
Dec 14, 2022Vacuum Pump1
EP2889481
Oct 26, 2022Method For Calibrating A Membrane Vacuum Pump And Membrane Vacuum Pump1
EP3686432
Jun 8, 2022Vacuum Pump1
EP3867531
Jun 1, 2022Method For Controlling The Temperature Of A Vacuum Pump, And Associated Vacuum Pump And Installation1
EP3112688
May 11, 2022Split Flow Vacuum Pump And Vacuum System With A Split Flow Vacuum Pump1
EP3594498
Jan 5, 2022Gas Recirculation Device And System With Same3

Latest PTAB cases involving Pfeiffer

Discover the latest PTAB cases involving Pfeiffer, highlighting their recent legal challenges and patent disputes.

Peer Comparison New

IP litigation analysis comparing Pfeiffer with top 3 competitors. Includes complete PTAB case data and opposition data from 2018 onwards.

Last updated on: Nov 13, 2025
CompanyOppositions FiledOppositions FacedPTAB Cases FiledPTAB Cases Faced
PFEIFFER VACUUM1321 - -
EDWARDS195 - -
EDWARDS JAPAN - 2 - -
INFICON14 - -