Omya competitive analysis

Explore patent oppositions filed by Omya against competitors, revealing strategic technology disputes and market positioning.

Last updated on: Oct 9, 2025
Patent NumberTitleApplicantOpposition Date

Get instant updates on new opposition filings by the company

Hydrophobic Additives For Construction MaterialsBAERLOCHERJul 15, 2025
Savoury, Particulate Compositions Comprising Tomato PowderUNILEVERJul 9, 2025
A Process For Manufacturing Nanoparticles In A Concentrated SlurryNORDKALKAug 22, 2024
Centrifugal Separator With Special Separator WheelNETZSCH FEINMAHLTECHNIKJul 17, 2024
Precipitated Calcium Carbonate, A Method For Its Manufacture And Uses ThereofIMERTECHJun 5, 2024
Centrifugal Separator With Special Separator WheelNETZSCH FEINMAHLTECHNIKJun 5, 2024
Vertical Ball Mill, Stator Segment For A Vertical Ball Mill And Method For Maintaining A Vertical Ball MillVERTICAL POWER MILLS TECHNOLOGYMar 21, 2024
Biodegradable Resin Molded Article, Method For Producing Same, And Pellet Body Used ThereforTBMOct 11, 2023
Inorganic Particulate Containing Antimicrobial MetalIMERTECHSep 21, 2023
Precipitated Calcium Carbonate (Pcc) Having A Defined Particle Size And Particle Size Distribution And Method For Producing SameKOEHLER PAPERJul 19, 2023

Explore Omya's recently opposed patents, revealing key competitive challenges and strategic patent disputes in the industry. Track oppositions filed by competitors to understand technology battlegrounds and assess potential risks.

Last updated on: Oct 9, 2025
Patent NumberGrant DateTitleTotal Oppositions
Nov 30, 2022Surface-Treated Calcium Carbonate With Improved Stability In Environments With A Ph Of 4.5 To 71
Aug 24, 2022Surface-Treated Fillers For Biaxially Oriented Polyester Films1
Jan 12, 2022Surface-Treated Fillers For Ultrathin Breathable Films1
Mar 17, 2021Process For The Preparation Of Crumbles Comprising Calcium Carbonate1
Oct 28, 2020Abrasive Cleaning Composition1
May 13, 2020Process For The Preparation Of An Aqueous Solution Comprising At Least One Earth Alkali Hydrogen Carbonate And Its Use1
Apr 24, 2019Calcium Carbonate Barrier Films And Uses Thereof1
Feb 6, 2019A Process For The Preparation Of Flocculated Filler Particles1
Sep 27, 2017Improved Process For The Production Of Precipitated Calcium Carbonate1
Aug 30, 2017Acid Wastewater Treatment1

Latest publications and patents of Omya New

Explore the latest publications and patents granted to Omya, showcasing their recent innovations and technological advancements.

Last updated on: Oct 3, 2025
Publication NumberPublication DateTitleLegal Status

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Nov 30, 2022Surface-Treated Calcium Carbonate With Improved Stability In Environments With A Ph Of 4.5 To 7Patent Maintained As Amended
Aug 24, 2022Surface-Treated Fillers For Biaxially Oriented Polyester FilmsGranted And Under Opposition
Jan 12, 2022Surface-Treated Fillers For Ultrathin Breathable FilmsGranted And Under Opposition
Mar 17, 2021Process For The Preparation Of Crumbles Comprising Calcium CarbonateRevoked
Oct 28, 2020Abrasive Cleaning CompositionPatent Maintained As Amended
May 13, 2020Process For The Preparation Of An Aqueous Solution Comprising At Least One Earth Alkali Hydrogen Carbonate And Its UsePatent Maintained As Amended
Apr 24, 2019Calcium Carbonate Barrier Films And Uses ThereofOpposition Rejected
Feb 6, 2019A Process For The Preparation Of Flocculated Filler ParticlesOpposition Rejected
Feb 7, 2018Method For The Manufacture Of A Coating Slip With Use Of An Acrylic Thickener Comprising A Branched Hydrophobic Chain, And Slip ObtainedNo Opposition Filed Within Time Limit
Jan 31, 2018Surface-Reacted Calcium Carbonate For Use As Anti-Caking AgentNo Opposition Filed Within Time Limit

Latest PTAB cases involving Omya

Discover the latest PTAB cases involving Omya, highlighting their recent legal challenges and patent disputes.

Peer Comparison New

IP litigation analysis comparing Omya with top 3 competitors. Includes complete PTAB case data and opposition data from 2018 onwards.

Last updated on: Oct 9, 2025
CompanyOppositions FiledOppositions FacedPTAB Cases FiledPTAB Cases Faced
OMYA7814 - -
IMERTECH543 - -
IMERYS MINERALS - 16 - -
SCHAEFER KALK223 - -