Espatent patent opposition analysis

The comprehensive analysis of Espatent opposition landscape, with a particular emphasis on intellectual property (IP) dynamics.

Stay updated with the latest patent oppositions filed by Espatent

Patent NumberTitleApplicantOpposition DateOpposition Company
Lyocell Fiber With Increased Tendency To FibrillateLENZINGJan 31, 2025METSA SPRING
Cellulose Pulp And Shaped Lyocell Article Having A Reduced Cellulose ContentLENZINGJul 19, 2024METSA SPRING
Cellulose Material Plasticization And Viscosity Controlled Cellulosic MaterialUPM KYMMENEJul 19, 2024METSA SPRING
Water-Based Coatings For Cellulosic SubstratesSUN CHEMICALFeb 2, 2024KEMIRA OYJ
Particulate Carbon Material That Can Be Produced From Renewable Raw Materials And Method For The Production Of Said Carbon MaterialSUNCOAL INDUSTRIESJan 26, 2024METSA FIBRE
Biodegradable And Compostable Food Packaging Unit From A Moulded Pulp Material With A Cellulose-Base Laminate Layer, And Method For Manufacturing Such Food Packaging UnitHUHTAMAKI MOLDED FIBER TECHNOLOGYDec 2, 2022KEMIRA OYJ
Biodegradable And Compostable Food Packaging Unit From A Moulded Pulp Material, And Method For Manufacturing Such Food Packaging UnitHUHTAMAKI MOLDED FIBER TECHNOLOGYSep 7, 2022KEMIRA OYJ
A Semiconductor Bump-Bonded X-Ray Imaging DeviceAJATMay 7, 2018ESPATENT

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