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IP Verse

Stark competitive analysis

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Latest oppositions filed by Stark

Explore patent oppositions filed by Stark 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

EP4013071
Hearing Aid Device Having An AntennaOTICONJun 25, 2025
EP3305092
Method For Fractioning Pea SolublesROQUETTE FRRESOct 24, 2024
EP3717329
System And Method For Inspecting A Rail Using Machine LearningSPERRY RAILApr 4, 2024
EP3300610
Method For Fractioning Pea SolublesROQUETTE FRRESAug 10, 2022
EP3305093
Method For Fractioning Pea SolublesROQUETTE FRRESAug 10, 2022
EP3300609
Method For Fractioning Pea Solubles And Pa1B Protein-Rich Fractions ObtainedROQUETTE FRRESMay 20, 2021
EP3373739
Coagulated Protein For Human FoodCOPERATIE AVEBE UADec 6, 2019
EP2950662
Method For Fractionating Soluble Fractions Of Peas, Fractions Thus Obtained And Upgrade ThereofROQUETTE FRRESJan 18, 2019

Latest patents of Stark opposed by its competitors

Explore Stark'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
EP3703386
Jan 1, 2025Ear-Worn Electronic Device Incorporating An Integrated Battery/Antenna Module1
EP4252434
Oct 30, 2024Apparatus And Method For Estimation Of Eardrum Sound Pressure Based On Secondary Path Measurement1
EP3876828
Apr 10, 2024Physical Therapy And Vestibular Training Systems With Visual Feedback1
EP3393142
Oct 18, 2023Hearing Assistance Device Incorporating A Quarter Wave Stub As A Solderless Antenna Connection1
EP3461148
Mar 22, 2023Hearing Assistance System With Own Voice Detection1
EP2986026
Sep 21, 2022Hearing Assistance Device With Beamformer Optimized Using A Priori Spatial Information1
EP3322202
Apr 20, 2022Hearing Device Incorporating Conformal Folded Antenna1
EP1835784
Dec 23, 2020System For Evaluating Hearing Assistance Device Settings Using Detected Sound Environment1
EP2830329
Dec 9, 2020System For Detection Of Special Environments For Hearing Assistance Devices1
EP3236675
Jan 29, 2020Neural Network-Driven Feedback Cancellation1

Latest PTAB cases involving Stark

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

Peer Comparison New

IP litigation analysis comparing Stark 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
STARKEY LABORATORIES117 - -
GN HEARING WIDEX OTICON7 - - -
OTICON8022 - 6
OTICON GN HEARING12 - - -