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Kao patent opposition analysis

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Latest oppositions filed by Kao

Explore patent oppositions filed by Kao 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
EP3930675Glycolipid-Containing Cleansing Preparation Containing MicellesBEIERSDORFDec 2, 2024
EP3694483Sulfate Free Clear Personal Cleansing Composition Comprising Low Inorganic SaltTHE PROCTER & GAMBLEMay 9, 2023
EP3615148Compositions With A Thickening PolymerTHE PROCTER & GAMBLEApr 6, 2023
EP3256100Cosmetic Composition Containing Linear Olefin Sulfonates, Non-Oxyalkylated Anionic Surfactants, And Non-Ionic And/Or Amphoteric Surfactants, And Cosmetic Treatment MethodLORALMar 28, 2023
EP3694482Sulfate Free Personal Cleansing Composition Comprising Low Inorganic SaltTHE PROCTER & GAMBLEDec 1, 2022
EP2774483Composition Containing Sorbitan Monocaprylate And A Selected PyridoneCLARIANTSep 30, 2022
EP3294264Composition For Keratin FibersFEUILLETTEMar 17, 2022
EP2862560Aerosol Cream Mousse, Method Of Treating Hair And UseTHE PROCTER & GAMBLEJul 30, 2020
EP2862561Method For Conditioning Hair With An Aerosol Cream MousseTHE PROCTER & GAMBLEJul 30, 2020
EP2866776Two Coat Process For Dyeing Keratin FibresLOREALApr 22, 2020

Latest patents of Kao opposed by its competitors

Explore Kao'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
EP3733793Feb 26, 2025Production Method For Pigment Aqueous Dispersion1
EP3568119Nov 27, 2024Liquid Composition Comprising Hair Direct Dyes And One Or More Diols2
EP2658508Jun 19, 2024Two-Part Hair Colouring Composition1
EP3768388Apr 17, 2024Process For Conditioning Of Keratin Fibers2
EP2658513Nov 29, 2023Hair Colouring Composition1
EP4049650Nov 22, 2023Bleaching Composition For Keratin Fibers1
EP2324923Aug 23, 2023Method For Preparing A Catalyst1
EP2358342Jun 7, 2023Cleansing Composition1
EP2658520Apr 5, 2023Leave-In Conditioning Composition For Hair1
EP2425720Nov 30, 2022Concentrated Coffee Extract1

Top competitors of Kao