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Patent Oppositions in hair care industry

Explore the competitive field of hair care 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 hair care technology and learn how to protect your intellectual property.

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: Jan 1, 2026
CompanyTotal Oppositions
L'OREAL94
THE PROCTER & GAMBLE56
KAO GERMANY42
HENKEL41
UNILEVER27
KAO15
NOXELL14
SYMRISE6
WELLA OPERATIONS6
BASF5

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

Patent challenges are becoming increasingly common in the hair care 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 hair care 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: Jan 1, 2026
Patent NumberTitleApplicantOpposition DateOpposition Name
Oxidative Hair Treatment CompositionsWELLA GERMANYNov 18, 2025HENKEL
Method For Dyeing Keratinous Material, Containing Dye And An Acidic Post-Treatment AgentHENKELNov 12, 2025L'OREAL
Process For Preparing A Surfactant Composition Based On A Glycine Betaine Ester Salt, And Composition Thus ObtainedSURFACTGREENOct 15, 2025BALS & VOGEL PATENTANWALTE
Process For Preparing A Surfactant Composition Based On A Glycine Betaine Ester Salt, And Composition Thus ObtainedSURFACTGREENOct 14, 2025CLARIANT
Process For Protecting And Repairing Keratin Fibres, Based On Oxidized Polysaccharide And On (Poly)Saccharide With Amine GroupL'OREALSep 29, 2025HENKEL
Hair Conditioning CompositionKAO GERMANYSep 18, 2025L'OREAL
Hair Conditioning CompositionKAO GERMANYSep 16, 2025HENKEL
Cosmetic Agents For Temporary Reshaping Of Keratin Fibres Containing Starch Derivatives And A High Long-Term Rest IHENKELSep 4, 2025L'OREAL
Hair Dyeing Process Comprising A Step Of Dyeing With Henna And/Or Indigo And A Treatment Step Comprising The Application Of A Composition Comprising A Buffer SystemL'OREALSep 3, 2025HENKEL
Agents For An Oxidative Color Change Of Keratin Fibers With Complexing Agent And Amino Acid And/Or Protein HydrolysateHENKELAug 6, 2025WELLA GERMANY

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

Last updated on: Jan 1, 2026
Patent NumberPublication DateTitleApplicantTotal Oppositions
Sep 7, 2022Sulfate Free Clear Personal Cleansing Composition Comprising Low Inorganic SaltTHE PROCTER & GAMBLE8
Apr 13, 2022Sulfate Free Personal Cleansing Composition Comprising Low Inorganic SaltTHE PROCTER & GAMBLE7
Mar 20, 2019Near Anhydrous Consumer Products Comprising Fragranced Aminoplast CapsulesFIRMENICH4
Jun 24, 2020Topical Oil Composition For The Treatment Of Fungal InfectionsVYOME THERAPEUTICS3
Nov 10, 2021Cosmetic Composition Comprising An Anionic Surfactant, A Solid Fatty Alcohol And A Solid Fatty Ester, And Cosmetic Treatment ProcessL'OREAL3
Dec 6, 2017Non-Sulfate Mild Surfactant System For Skin And Hair CleaningBASF3
Feb 28, 2018Personal Care Compositions Comprising Anionic Surfactants And Hydrophobic ActivesDOW3
Sep 23, 2020Bleaching And Colouring Composition For HairKAO GERMANY2
Aug 16, 2023Use Of Specific Compounds For Enhancing OdoursSYMRISE2
Nov 15, 2017Hair Coloring Compositions With A Non-Ammonia Alkalizing AgentNOXELL2