IP Verse

Zhuhai Wango Chemical competitive 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: Oct 23, 2025
Patent NumberGrant DateTitleTotal Oppositions
EP3260493
May 14, 2025Pbat Resin Composition1
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
EP3260496
Sep 25, 2019Biodegradable Polyester Composition2
EP3260497
Sep 25, 2019Biodegradable Polyester Composition2
EP3260498
Sep 18, 2019Biodegradable Polyester Composition2

Latest publications and patents of Zhuhai Wango Chemical New

Explore the latest publications and patents granted to Zhuhai Wango Chemical, showcasing their recent innovations and technological advancements.

Last updated on: Oct 21, 2025
Publication NumberPublication DateTitleLegal Status

Get instant update for new patents of Zhuhai Wango Chemical

EP3260493
May 14, 2025Pbat Resin CompositionPatent Maintained As Amended
EP3406647
Dec 25, 2024Pbat Resin And Preparation Method ThereforPatent Maintained As Amended
EP3406646
Dec 25, 2024Polyester Resin And Preparation Method ThereforPatent Maintained As Amended
EP4174105
Dec 13, 2023Semi-Aromatic Polyester And Preparation Method And Application ThereofGranted And Under Opposition
EP3511358
Jan 27, 2021Polyester Terephthalate-Co-Sebate Resin And Preparation Method ThereforRevoked
EP3214118
Oct 7, 2020Additive Composition For Polymer And Preparation Method Therefor And Flame-Retardant Thermoplastic Polymer Moulding Material Consisting Of SameRevoked
EP3260497
Sep 25, 2019Biodegradable Polyester CompositionRevoked
EP3260496
Sep 25, 2019Biodegradable Polyester CompositionRevoked
EP3260498
Sep 18, 2019Biodegradable Polyester CompositionRevoked

Latest PTAB cases involving Zhuhai Wango Chemical

Discover the latest PTAB cases involving Zhuhai Wango Chemical, highlighting their recent legal challenges and patent disputes.

Peer Comparison New

IP litigation analysis comparing Zhuhai Wango Chemical with top 3 competitors. Includes complete PTAB case data and opposition data from 2018 onwards.

Last updated on: Oct 23, 2025
CompanyOppositions FiledOppositions FacedPTAB Cases FiledPTAB Cases Faced
ZHUHAI WANGO CHEMICAL - 15 - -
BASF220213713
CLARIANT PRODUKTE DEUTSCHLAND431 - -
NOVAMONT249 - -