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Dorco Co., Ltd. competitive analysis

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Latest oppositions filed by Dorco Co., Ltd.

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

Last updated on: Nov 6, 2025
Patent NumberTitleApplicantOpposition Date

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EP3299134
A Shaving Blade Cartridge And Shaver Comprising Such Shaving Blade CartridgeBIC VIOLEXMar 15, 2019
EP3037226
Razor BladeBIC VIOLEXApr 19, 2018

Latest patents of Dorco Co., Ltd. opposed by its competitors

Explore Dorco Co., Ltd.'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 6, 2025
Patent NumberGrant DateTitleTotal Oppositions
EP3835012
Oct 11, 2023Razor Cartridge1
EP3800016
May 3, 2023Shaving Blade1

Latest PTAB cases involving Dorco Co., Ltd.

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

Last updated on: Nov 7, 2025
Proceeding NumberFiling DatePetitionerRespondentStatus

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IPR2017-00500Dec 16, 2016DORCOTHE GILLETTEInstitution Denied

Peer Comparison New

IP litigation analysis comparing Dorco Co., Ltd. with top 3 competitors. Includes complete PTAB case data and opposition data from 2018 onwards.

Last updated on: Nov 6, 2025
CompanyOppositions FiledOppositions FacedPTAB Cases FiledPTAB Cases Faced
DORCO221 -
BIC VIOLEX76 - -
BIC VIOLEX SINGLE MEMBER53 - -
THE GILLETTE716371