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Explore patent oppositions filed by Sigatec against competitors, revealing strategic technology disputes and market positioning. Monitor opposition details, timelines, and disputed innovations to understand competitive dynamics and IP enforcement strategy.

Patent NumberTitleApplicantOpposition Date

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EP3769162Method For Producing Silicon Watchmaking ComponentsPATEK PHILIPPE GENVEMay 10, 2023
EP3181938Method For Manufacturing A Hairspring With A Predetermined Stiffness By Removing MaterialCSEM CENTRE SUISSE DELECTRONIQUE ET DE MICROTECHNIQUE RECHERCHE ET DVELOPPEMENTNov 20, 2019
EP3181940Method For Manufacturing A Hairspring With A Predetermined Stiffness By Localised Removal Of MaterialCSEM CENTRE SUISSE DELECTRONIQUE ET DE MICROTECHNIQUE RECHERCHE ET DVELOPPEMENTNov 6, 2019

Explore Sigatec'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.

Patent NumberGrant DateTitleTotal Oppositions
EP3845770Jun 28, 2023Method For Manufacturing Timepiece Hairsprings1