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Kingfa Sci & Tech patent opposition analysis

Latest patents of Kingfa Sci & Tech opposed by its competitors

Explore Kingfa Sci & Tech'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: Jun 26, 2025
Patent NumberGrant DateTitleTotal Oppositions
EP3406646Dec 25, 2024Polyester Resin And Preparation Method Therefor2
EP3406647Dec 25, 2024Pbat Resin And Preparation Method Therefor2
EP4174105Dec 13, 2023Semi-Aromatic Polyester And Preparation Method And Application Thereof1
EP3660070Aug 11, 2021Biodegradable Polyester And Use Thereof1
EP3511358Jan 27, 2021Polyester Terephthalate-Co-Sebate Resin And Preparation Method Therefor2
EP3296360Aug 19, 2020Bio-Degradable Polyester Composition2
EP3260493Mar 25, 2020Pbat Resin Composition1
EP3315554Nov 13, 2019Bio-Degradable Polyester Composition2
EP3260496Sep 25, 2019Biodegradable Polyester Composition2
EP3260497Sep 25, 2019Biodegradable Polyester Composition2