IP Verse

Fisher competitive analysis

Latest oppositions filed by Fisher

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

Last updated on: Aug 6, 2026
Patent NumberTitleApplicantOpposition Date
EP4079363
Respiratory Pressure DeviceRESMEDMay 26, 2026
EP3851146
Manufactured To Shape Headgear And MasksRESMEDJan 29, 2026
EP3844494
Mass CorrectionMICROMASS UKMay 30, 2024
EP3533881
High Throughput Reaction AssemblyNEW ENGLAND BIOLABSMay 25, 2022
EP3543700
Identification Of Pathogens In Body FluidsBRUKER DALTONICSSep 30, 2021
EP3234592
Isotope AnalysisELEMENTAR UKJul 8, 2020
EP2814082
Electrochemical Cells With Glass Containing SeparatorsLECLANCHDec 20, 2018

Latest patents of Fisher opposed by its competitors

Explore Fisher'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: Aug 6, 2026
Patent NumberPublication DateTitleTotal Oppositions
EP3691727
Jan 22, 2025Closed Loop Oxygen Control1
EP3050589
Aug 2, 2023Breathing Assistance Apparatus1
EP1979829
Jul 27, 2022Control System With Predictive Field Device Response Time Over A Wireless Network1
EP3473289
Sep 8, 2021Breathing Assistance Apparatus1
EP2255562
Sep 30, 2020System For Visualizing Design And Organization Of Wireless Mesh Networks In Physical Space1
EP2615776
Dec 4, 2019Configuring And Optimizing A Wireless Mesh Network1
EP2077473
Mar 6, 2019Location Dependent Control Access In A Process Control System3
EP1728133
Oct 10, 2018Abnormal Situation Prevention In A Process Plant3
EP1899016
Jul 25, 2018A Breathing Assistance Apparatus With A Manifold To Add Auxiliary Gases To Ambient Gases1
EP2349428
Sep 20, 2017Nasal Pillows For A Patient Interface1

Latest PTAB cases involving Fisher

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

Last updated on: Aug 5, 2026
Proceeding NumberFiling DatePetitionerRespondentStatus

Get alerts for PTAB Cases involving Fisher

IPR2019-00180Nov 9, 2018RESMEDFISHER & PAYKEL HEALTHCARETerminated-Settled
IPR2019-00172Nov 7, 2018RESMEDFISHER & PAYKEL HEALTHCARETerminated-Settled
IPR2019-00173Nov 7, 2018RESMEDFISHER & PAYKEL HEALTHCARETerminated-Settled
IPR2019-00177Nov 7, 2018RESMEDFISHER & PAYKEL HEALTHCAREInstitution Denied
IPR2019-00178Nov 7, 2018RESMEDFISHER & PAYKEL HEALTHCAREInstitution Denied
IPR2019-00179Nov 7, 2018RESMEDFISHER & PAYKEL HEALTHCAREInstitution Denied
IPR2017-02003Aug 25, 2017FISHER & PAYKEL HEALTHCAREDSOUZAInstitution Denied
IPR2017-02003Aug 25, 2017FISHER & PAYKEL HEALTHCARERESMEDInstitution Denied
IPR2017-01905Aug 2, 2017FISHER & PAYKEL HEALTHCARERESMEDInstitution Denied
IPR2017-01789Jul 14, 2017FISHER & PAYKEL HEALTHCARERESMEDFinal Written Decision

Peer Comparison New

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

Last updated on: Aug 6, 2026
CompanyOppositions FiledOppositions FacedPTAB Cases FiledPTAB Cases Faced
FISHER & PAYKEL HEALTHCARE262021
DAVIDSON DSOUZA - - - 3
DSOUZA - - - 5
RESMED463828