IP Verse

Kemira Oyj opposition analysis

COMPANY ANALYSIS

Latest oppositions filed by Kemira Oyj

Patent Number:
EP3710634
Title:
Water-Based Coatings For Cellulosic Substrates
Applicant:
SUN CHEMICAL CORPORATION
Opposition Date:
Feb 2, 2024
Patent Number:
EP3867435
Title:
Pulp-Containing Biodegradable Non-Woven Fabric And Method For Producing The Same
Applicant:
GLATFELTER GERNSBACH GMBH
Opposition Date:
Feb 2, 2024
Patent Number:
EP3271297
Title:
Control System And Process For Nitrogen And Phosphorus Removal
Applicant:
ENVIRONMENTAL OPERATING SOLUTIONS, INC.
Opposition Date:
Aug 23, 2023
Patent Number:
EP3497283
Title:
Oil, Grease, And Moisture Resistant Paperboard
Applicant:
WESTROCK MWV, LLC
Opposition Date:
May 3, 2023
Patent Number:
EP3774573
Title:
Biodegradable And Compostable Food Packaging Unit From A Moulded Pulp Material With A Cellulose-Base Laminate Layer, And Method For Manufacturing Such Food Packaging Unit
Applicant:
HUHTAMAKI MOLDED FIBER TECHNOLOGY B.V.
Opposition Date:
Dec 2, 2022
Patent Number:
EP3519627
Title:
Biodegradable And Compostable Food Packaging Unit From A Moulded Pulp Material, And Method For Manufacturing Such Food Packaging Unit
Applicant:
HUHTAMAKI MOLDED FIBER TECHNOLOGY B.V.
Opposition Date:
Sep 7, 2022
Patent Number:
EP3423512
Title:
Aqueous-Based Hydrolytically Stable Dispersion Of A Biodegradable Polymer
Applicant:
MICHELMAN, INC.
Opposition Date:
Aug 19, 2022
Patent Number:
EP3527609
Title:
Method For Producing Polyhydroxyalkanoic Acid
Applicant:
KANEKA CORPORATION
Opposition Date:
Jun 8, 2022
Patent Number:
EP3283639
Title:
A Method For Determination Of Diversity And Viability Thresholds Used To Assess Microorganisms In Process Samples
Applicant:
ECOLAB USA INC.
Opposition Date:
Mar 2, 2022
Patent Number:
EP3559346
Title:
Coated Substrates Including Compostable Coatings And Methods For Producing The Same
Applicant:
MICHELMAN, INC.
Opposition Date:
Mar 1, 2022

Latest patents of Kemira Oyj opposed by its competitors

Patent:
EP3899136
Grant Date:
Dec 21, 2022
Title:
A Process For Producing Paper Or Board And A Product Thereof
Oppositions:
2
Patent:
EP2609990
Grant Date:
Jun 1, 2022
Title:
Method For Preventing Microbial Growth On Filtration Membrane
Oppositions:
1
Patent:
EP3313908
Grant Date:
Aug 11, 2021
Title:
A Method For Producing A Material With A Network Of At Least Two Polymers, A Product Thereof And Use Of The Product
Oppositions:
1
Patent:
EP3240618
Grant Date:
Apr 21, 2021
Title:
Defoaming Compositions Comprising Hydroxy Terminated Siloxanes And Methods Of Making And Using The Same
Oppositions:
1
Patent:
EP2678436
Grant Date:
Nov 4, 2020
Title:
Method For Preventing Bacterial Infection In A Fermentation Process
Oppositions:
1
Patent:
EP3454656
Grant Date:
Sep 23, 2020
Title:
Use Of A Composition And Method For Reducing Bacterial Spores In Pulp Suspension
Oppositions:
1
Patent:
EP3169844
Grant Date:
Dec 12, 2018
Title:
Method For Preventing Scale Formation
Oppositions:
1
Patent:
EP2978894
Grant Date:
May 2, 2018
Title:
Process For Production Of Paper Or Board
Oppositions:
1
Patent:
EP3090024
Grant Date:
Mar 28, 2018
Title:
Filler Aggregate Composition And Its Production
Oppositions:
1
Patent:
EP3090099
Grant Date:
Feb 21, 2018
Title:
A Method For Providing A Pretreated Filler Composition And Its Use In Paper And Board Manufacturing
Oppositions:
1

Competitors of Kemira Oyj

BASF SE

ECOLAB USA INC.

S.P.C.M. SA

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