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.

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

Last updated on: Jul 9, 2026
CompanyTotal Oppositions
HENKEL18
LOREAL4
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: Jul 9, 2026
CompanyTotal Oppositions
L'OREAL11
KAO GERMANY10
UNILEVER3
HENKEL3
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: Jul 9, 2026
Law FirmTotal Oppositions Filed
LKGLOBAL LORENZ & KOPF6
LOREAL6
FEVRIER1
GRIT1
LERAY1
MILLER1
ARCH1
UEXKULL & STOLBERG1
BEIERSDORF1

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: Jul 9, 2026
Patent NumberTitleApplicantOpposition DateOpposition Name
Hair Conditioning CompositionKAO GERMANYSep 18, 2025LOREAL
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 ThereofL'OREALJun 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: Jul 9, 2026
Patent NumberPublication DateTitleApplicantTotal Oppositions
Dec 18, 2024Hair Conditioning CompositionKAO GERMANY3
Aug 9, 2017Method For Chemical Smoothing Of Human Hairs IiHENKEL2
Apr 4, 2018Method Of Treating HairUNILEVER2
Nov 17, 2021Process For Permanent Shaping HairKAO GERMANY2
Oct 23, 2019Hair Treatment ProcessKAO GERMANY2
May 5, 2021Process For Treating Straightened Keratin FibresL'OREAL1
Apr 6, 2022Keratin-Based Hair Straightening Formulations, Methods And SystemsBAUM1
Aug 16, 2017Process For Relaxing Or Straightening Hair, Using Weak Mono-, Di- Or Tricarboxylic Acids With HeatL'OREAL1
Aug 30, 2023Composition Comprising At Least One Specific Alkoxysilane PolymerL'OREAL1
Mar 9, 2022Process For Permanent Shaping Of Human HairKAO GERMANY1