TechnologyPatent OppositionCompetitive Analysis

Explore the competitive field of Air Cleaning 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 Air Cleaning 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: Aug 21, 2025
CompanyTotal Oppositions
THE PROCTER & GAMBLE29
L'OREAL17
UNILEVER13
HENKEL10
PHILIP MORRIS8
SYMRISE7
KAO GERMANY5
BASF5
SC JOHNSON & SON4
FIRMENICH4

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

Patent challenges are becoming increasingly common in the Air Cleaning 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 Air Cleaning 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: Aug 21, 2025
Patent NumberTitleApplicantOpposition DateOpposition Name

Get alerts on new patent oppositions in the Air Cleaning industry

Cleansing CompositionUNILEVERMay 27, 2025KAO GERMANY
Compact Shampoo Composition Containing Sulfate-Free SurfactantsTHE PROCTER & GAMBLEMay 26, 2025HENKEL
Composition For Odour ImprovementSYMRISEMay 19, 2025FIRMENICH
Cleansing CompositionUNILEVERMay 12, 2025DALLI WERKE
Hair CosmeticKAOApr 30, 2025HENKEL
Improving The Performance Of Pigment-Based Dyes By Using A Pretreament AgentHENKELMar 19, 2025L'OREAL
An Aerosol Generating System With Leakage PreventionPHILIP MORRISFeb 14, 2025NICOVENTURES
A Conditioning Shampoo CompositionKL KEPONG OLEOMAS SDN BHDJan 22, 2025HENKEL
Cosmetic Composition Comprising Anionic And Amphoteric Surfactants, Cationic Polysaccharides And Unsaturated Fatty Alcohols, And Cosmetic Treatment ProcessL'OREALNov 26, 2024THE PROCTER & GAMBLE
Cosmetic Composition Comprising Anionic And Amphoteric Surfactants, Cationic Polysaccharides And Unsaturated Fatty Alcohols, And Cosmetic Treatment ProcessL'OREALNov 20, 2024HENKEL

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

Last updated on: Aug 21, 2025
Patent NumberGrant 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
Dec 6, 2017Non-Sulfate Mild Surfactant System For Skin And Hair CleaningBASF3
Mar 3, 2021Ceramide Dispersion CompositionFUJIFILM2
Dec 4, 2024Cosmetic Hair Cleaning CompositionHENKEL2
Jun 29, 2022Cosmetic Composition Containing Linear Olefin Sulfonates, Non-Oxyalkylated Anionic Surfactants, And Non-Ionic And/Or Amphoteric Surfactants, And Cosmetic Treatment MethodL'OREAL2
Apr 3, 2019BiosolubilizerSOLIANCE2
Jul 3, 2024An Aerosol Generating System Having Means For Disabling A Consumable PartPHILIP MORRIS2
Aug 16, 2023Use Of Specific Compounds For Enhancing OdoursSYMRISE2