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Omya patent opposition analysis

Latest oppositions filed by Omya

Explore patent oppositions filed by Omya against competitors, revealing strategic technology disputes and market positioning. Monitor opposition details, timelines, and disputed innovations to understand competitive dynamics and IP enforcement strategy.

Last updated on: Aug 28, 2025
Patent NumberTitleApplicantOpposition Date

Get instant updates on new opposition filings by the company

EP3983353
Hydrophobic Additives For Construction MaterialsBAERLOCHERJul 15, 2025
EP3716789
Savoury, Particulate Compositions Comprising Tomato PowderUNILEVERJul 9, 2025
EP2970679
A Process For Manufacturing Nanoparticles In A Concentrated SlurryNORDKALKAug 22, 2024
EP3925709
Centrifugal Separator With Special Separator WheelNETZSCH FEINMAHLTECHNIKJul 17, 2024
EP3328944
Precipitated Calcium Carbonate, A Method For Its Manufacture And Uses ThereofIMERTECHJun 5, 2024
EP3677348
Centrifugal Separator With Special Separator WheelNETZSCH FEINMAHLTECHNIKJun 5, 2024
EP3840890
Vertical Ball Mill, Stator Segment For A Vertical Ball Mill And Method For Maintaining A Vertical Ball MillVERTICAL POWER MILLS TECHNOLOGYMar 21, 2024
EP3792314
Biodegradable Resin Molded Article, Method For Producing Same, And Pellet Body Used ThereforTBMOct 11, 2023
EP3334282
Inorganic Particulate Containing Antimicrobial MetalIMERTECHSep 21, 2023
EP3464182
Precipitated Calcium Carbonate (Pcc) Having A Defined Particle Size And Particle Size Distribution And Method For Producing SameKOEHLER PAPERJul 19, 2023

Latest patents of Omya opposed by its competitors

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: Aug 28, 2025
Patent NumberGrant DateTitleTotal Oppositions
EP3245257
Nov 30, 2022Surface-Treated Calcium Carbonate With Improved Stability In Environments With A Ph Of 4.5 To 71
EP3545022
Aug 24, 2022Surface-Treated Fillers For Biaxially Oriented Polyester Films1
EP3383939
Jan 12, 2022Surface-Treated Fillers For Ultrathin Breathable Films1
EP3418333
Mar 17, 2021Process For The Preparation Of Crumbles Comprising Calcium Carbonate1
EP2883573
Oct 28, 2020Abrasive Cleaning Composition1
EP2623466
May 13, 2020Process For The Preparation Of An Aqueous Solution Comprising At Least One Earth Alkali Hydrogen Carbonate And Its Use1
EP1969186
Apr 24, 2019Calcium Carbonate Barrier Films And Uses Thereof1
EP3018175
Feb 6, 2019A Process For The Preparation Of Flocculated Filler Particles1
EP3031778
Sep 27, 2017Improved Process For The Production Of Precipitated Calcium Carbonate1
EP2975004
Aug 30, 2017Acid Wastewater Treatment1

Top competitors of Omya

Top competitors of Omya based on patent oppositions.