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Zhuhai Wango Chemical patent opposition analysis

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Latest patents of Zhuhai Wango Chemical opposed by its competitors

Explore Zhuhai Wango Chemical'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: Aug 7, 2025
Patent NumberGrant DateTitleTotal Oppositions
EP3406646
Dec 25, 2024Polyester Resin And Preparation Method Therefor2
EP3406647
Dec 25, 2024Pbat Resin And Preparation Method Therefor2
EP4174105
Dec 13, 2023Semi-Aromatic Polyester And Preparation Method And Application Thereof1
EP3511358
Jan 27, 2021Polyester Terephthalate-Co-Sebate Resin And Preparation Method Therefor2
EP3214118
Oct 7, 2020Additive Composition For Polymer And Preparation Method Therefor And Flame-Retardant Thermoplastic Polymer Moulding Material Consisting Of Same1
EP3260493
Mar 25, 2020Pbat Resin Composition1
EP3260496
Sep 25, 2019Biodegradable Polyester Composition2
EP3260497
Sep 25, 2019Biodegradable Polyester Composition2
EP3260498
Sep 18, 2019Biodegradable Polyester Composition2

Top competitors of Zhuhai Wango Chemical

List of top competitors of Zhuhai Wango Chemical based on patent oppositions.