Patent Oppositions in hair perming or straightening products industry

Explore the competitive field of hair perming or straightening products 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 perming or straightening products 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.

Last updated on: Oct 30, 2025
CompanyTotal Oppositions
HENKEL18
L'OREAL4
KAO GERMANY2
BEIERSDORF1
THE PROCTER & GAMBLE1

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

Last updated on: Oct 30, 2025
CompanyTotal Oppositions
L'OREAL11
KAO GERMANY8
UNILEVER2
HENKEL2
MISU1
NOXELL1
OLAPLEX1
BAUM1
YAMADA1
BIATO1

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

Last updated on: Oct 30, 2025
Law FirmTotal Oppositions Filed
LKGLOBAL LORENZ & KOPF6
LOREAL4
BEIERSDORF1
GRIT1
ARCH1
MILLER1
UEXKULL & STOLBERG1

Patent challenges are becoming increasingly common in the hair perming or straightening products 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 perming or straightening products 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 hair perming or straightening products industry

Hair Conditioning CompositionKAO GERMANYSep 18, 2025L'OREAL
Hair Conditioning CompositionKAO GERMANYSep 16, 2025HENKEL
Process For Treating HairKAO GERMANYNov 30, 2022HENKEL
Process For Permanent Shaping HairKAO GERMANYAug 10, 2022L'OREAL
Composition And Process For Shaping Or Altering The Shape Of HairL'OREALJul 5, 2022HENKEL
Process For Treating Straightened Keratin FibresL'OREALFeb 4, 2022HENKEL
Composition For Straightening Keratin Fibres, Comprising A Urea And/Or A Urea Derivative And A Nonionic, Cationic, Amphoteric Or Anionic Associative Polymeric Thickener, Process And Use ThereofL'OREALDec 15, 2021BEIERSDORF
Cosmetic Composition For Keratin Fibers And Manufacturing Method ThereofMISUJun 23, 2021HENKEL
Process For Semipermanent Straightening And Dyeing HairKAO GERMANYFeb 19, 2021HENKEL
Hair Treatment ProcessKAO GERMANYJul 23, 2020THE PROCTER & GAMBLE

To stay ahead in the competitive hair perming or straightening products industry, companies are constantly innovating. Here are the top patents facing oppositions in the hair perming or straightening products 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
Oct 23, 2019Hair Treatment ProcessKAO GERMANY2
Dec 18, 2024Hair Conditioning CompositionKAO GERMANY2
Aug 16, 2017Process For Relaxing Or Straightening Hair, Using Weak Mono-, Di- Or Tricarboxylic Acids With HeatL'OREAL1
Mar 9, 2022Process For Permanent Shaping Of Human HairKAO GERMANY1
Apr 6, 2022Keratin-Based Hair Straightening Formulations, Methods And SystemsBAUM1
May 5, 2021Process For Treating Straightened Keratin FibresL'OREAL1
Apr 10, 2019Dyeing Process Using A Natural Dye On Keratin Fibres That Have Undergone Permanent ReshapingL'OREAL1
Jul 13, 2022Process For Treating Straightened Keratin FibresL'OREAL1
Aug 30, 2023Composition Comprising At Least One Specific Alkoxysilane PolymerL'OREAL1
May 31, 2017Method For Dyeing And Shaping Keratin FibersHENKEL1