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IP Verse

Chen competitive analysis

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Latest oppositions filed by Chen

Explore patent oppositions filed by Chen 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

EP4255208
Chocolate Replicas Produced From Individual ComponentsVOYAGE FOODSSep 25, 2025
EP4219773
Method For Producing Liquid Pig Iron From A Product Of DslSMS GROUPJul 3, 2025
EP3709026
Instrument For Analyzing Biological Samples And ReagentsDOUGLAS SCIENTIFICApr 17, 2025
EP3732827
Method And System For Making Functional Devices Availalble To Participants Of MeetingsBARCOMar 11, 2025
EP3693782
Vision Assistance DeviceA SCHWEIZER OPTISCHE FABRIKDec 16, 2024
EP3907043
Electric Beard TrimmerBRAUNOct 28, 2024
EP4101796
Winding Device For A Longitudinally Cut Material Sheet And System For Controlled Winding Of A Longitudinally Cut Material SheetFMS FORCE MEASURING SYSTEMSMay 16, 2024
EP3777834
SyringeNOVARTISNov 15, 2022
EP3685826
SyringeNOVARTISAug 3, 2022
EP3202352
Hair Removal DeviceBRAUNMay 20, 2022

Latest patents of Chen opposed by its competitors

Explore Chen'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
EP3386475
Aug 31, 2022Composition For Cleansing Keratin Materials With Improved Rinsing Properties1
EP3261651
May 4, 2022Chimeric Antigen Receptors (Cars) Targeting Hematologic Malignancies, Compositions And Methods Of Use Thereof3

Latest PTAB cases involving Chen

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

Last updated on: Nov 13, 2025
Proceeding NumberFiling DatePetitionerRespondentStatus

Get alerts for PTAB Cases involving Chen

IPR2024-01230Jul 26, 2024THERMALTAKE TECHNOLOGYCHENTrial Instituted
IPR2021-00402Jan 7, 2021CHENGDU KANGHONG BIOTECHNOLOGYREGENERON PHARMACEUTICALSTerminated
PGR2021-00035Jan 7, 2021CHENGDU KANGHONG BIOTECHNOLOGYREGENERON PHARMACEUTICALSTerminated
IPR2016-01778Sep 13, 2016HANGZHOU CHIC INTELLIGENT TECHNOLOGYCHENInstitution Denied

Peer Comparison New

IP litigation analysis comparing Chen 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
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