Patent Oppositions in polyether cosmetic ingredients industry

Explore the competitive field of polyether cosmetic ingredients where companies are constantly innovating to stay ahead. Discover the latest patent opposition trends, top companies filing and facing patent oppositions, and the most recent patents under dispute. Stay informed on patent activity in polyether cosmetic ingredients technology and learn how to protect your intellectual property.

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Explore the top companies that have filed the most patent oppositions in the technology industry.

Explore the top companies that have faced the most patent oppositions in the technology industry.

Last updated on: Oct 30, 2025
CompanyTotal Oppositions
L'OREAL19
THE PROCTER & GAMBLE9
NOXELL7
HENKEL6
UNILEVER4
BEIERSDORF3
KAO3
WELLA OPERATIONS3
SINHA2
ALAM2

Explore the top law firms that have filed the most patent oppositions in the technology industry.

Patent challenges are becoming increasingly common in the polyether cosmetic ingredients industry as companies work to protect their innovations in a highly competitive market. These legal battles can significantly impact the development and release of new technologies. Below is a list of the latest patents that have been opposed in the polyether cosmetic ingredients industry, offering a snapshot of the ongoing struggles over intellectual property rights. For anyone involved in this industry, understanding these patent disputes is essential for navigating its future.

Last updated on: Oct 30, 2025
Patent NumberTitleApplicantOpposition DateOpposition Name

Get alerts on new patent oppositions in the polyether cosmetic ingredients industry

Hydratable Concentrated Surfactant Composition Substantially Free Of IsethionatesUNILEVERSep 18, 2025HENKEL
Hair Coloring CompositionsHFC PRESTIGE SERVICE GERMANYJun 3, 2025KAO GERMANY
Cosmetic Composition Comprising Anionic And Amphoteric Surfactants, Cationic Polysaccharides And Unsaturated Fatty Alcohols, And Cosmetic Treatment ProcessL'OREALNov 26, 2024THE PROCTER & GAMBLE
Sun Care Composition Based On Small Particle O/W EmulsionL'OREALNov 21, 2024HAMM & WITTKOPP
Cosmetic Composition Comprising Anionic And Amphoteric Surfactants, Cationic Polysaccharides And Unsaturated Fatty Alcohols, And Cosmetic Treatment ProcessL'OREALNov 20, 2024HENKEL
Oil-In-Water Emulsified Sunblock CosmeticSHISEIDOOct 15, 2024L'OREAL
Coarse Particle Solid Nonionic Synthetic Associative Thickeners For Paint Formulations And Methods For Producing The SameHERCULESAug 28, 2024OXON
Hair Conditioning Compositions Comprising Alkyl Ethers/Esters Of Polyethylene Glycol, Polypropylene Glycol, And/Or PolyglycerinTHE PROCTER & GAMBLEJun 3, 2024HENKEL
Gentle Cleansing Compositions With Makeup Removal PropertiesL'OREALFeb 20, 2024HENKEL
Skin Treatment CompositionUNILEVEROct 27, 2023BEIERSDORF

To stay ahead in the competitive polyether cosmetic ingredients industry, companies are constantly innovating. Here are the top patents facing oppositions in the polyether cosmetic ingredients industry. Stay informed on the latest opposition trends and learn how to protect your intellectual property.

Last updated on: Oct 30, 2025
Patent NumberGrant DateTitleApplicantTotal Oppositions
Dec 30, 2020Transparent Cosmetic Cleaning Compositions Having An Improved Rheology ProfileHENKEL2
Feb 14, 2018Hair Treatment Composition, Kit And Method ThereofNOXELL2
Feb 21, 2024Sun Care Composition Based On Small Particle O/W EmulsionL'OREAL2
Feb 28, 2024Cosmetic Composition Comprising Anionic And Amphoteric Surfactants, Cationic Polysaccharides And Unsaturated Fatty Alcohols, And Cosmetic Treatment ProcessL'OREAL2
Apr 2, 2025Use Of Charged Surfactants For Reducing Textile Staining By AntiperspirantsBEIERSDORF2
Oct 24, 2018Lightening Composition Having Reduced Hair DamageHENKEL1
Aug 2, 2017Reductive Colour RemovalHENKEL1
May 24, 2017Method For Dyeing Keratin Materials In The Presence Of An Emulsion Comprising A Dye And An Alkaline Agent, And An Oxidising CompositionL'OREAL1
Jan 20, 2021Cosmetic Composition Comprising At Least One Hygroscopic Salt, At Least One Aromatic Polyol Ether And At Least One Diol, And Cosmetic Treatment ProcessL'OREAL1
May 6, 2020Two-Pack Hairdye CompositionKAO1