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Latest oppositions filed by Hydril

Explore patent oppositions filed by Hydril 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
EP3854987Self-Locking Threaded Connection Partially In Non-Locking EngagementNIPPON STEELMay 2, 2024
EP3992418Self-Locking Threaded Connection Partially In Non-Locking EngagementNIPPON STEELMay 2, 2024
EP3555412Threaded Joint For Tubular ComponentNIPPON STEELMar 28, 2024
EP4102025Self-Locking Threaded Connection Partially In Non-Locking EngagementNIPPON STEELMar 7, 2024
EP3514431Threaded JointNIPPON STEELJan 15, 2021
EP3473798Threaded Connection Partially In A Self-Locking EngagementNIPPON STEELDec 11, 2020
EP3234298Threaded ConnectionNIPPON STEELJan 31, 2020

Explore Hydril'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
EP3728923Oct 18, 2023Wedge Threadform Having Crest To Root Thread Compound Relief Areas1
EP2488777Jul 15, 2020Wedge Threads With A Solid Lubricant Coating1