In the competitive field of Polyurethanes, companies are constantly innovating to stay ahead. Discover the latest patent opposition trends, top opposing and opposed companies, and the most recent patents getting opposed. Stay informed on the latest developments in Polyurethanes technology and learn how to protect your intellectual property.

Patent challenges are becoming increasingly common in the Polyurethanes 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 Polyurethanes 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.

Patent NumberTitleApplicantOpposition DateOpposition Name

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EP3941955Polyol Component And Use Thereof For Producing Rigid Polyurethane FoamsBASF SESep 13, 2024COVESTRO DEUTSCHLAND AG
EP4132984Low-Viscous Isocyanate Prepolymers Blocked With Phenols Obtainable From Cashew Nutshell Oil, Method For The Production Thereof And Use ThereofCOVESTRO DEUTSCHLAND AGSep 12, 2024DDP SPECIALTY ELECTRONIC MATERIALS US, LLC
EP3320008Novel Urethane Based Materials, Derivatives, Methods Of Their Preparation And UsesUNIVERSITEIT GENTSep 6, 2024ARKEMA FRANCE
EP3539998Method For Manufacturing Resin For Urethane-Based Optical Material, Resin Composition For Same, And Optical Material Manufactured TherebyKOC SOLUTION CO., LTD.Jul 17, 2024PPG INDUSTRIES, INC.
EP4077453A Flexible Foaming Process For Producing Thermally Insulated ArticlesBASF SEJun 27, 2024COVESTRO DEUTSCHLAND AG
EP4058493Flame Retardant Prepolymer Composition, Flame Retardant Polymer Composition, And Their Manufacturing Methods And UsesPOLYU GMBHJun 20, 2024HENKEL AG & CO. KGAA
EP3684829Composition And Method To Produce Microcellular Polyurethane Foam SystemsBASF SEJun 19, 2024STRAWMAN LIMITED
EP3824011A Coating CompositionCOVESTRO INTELLECTUAL PROPERTY GMBH & CO. KGMay 8, 2024FRANKEN SYSTEMS GMBH
EP4010426Additive For Temperature Adaptive Rheology ProfileBYK-CHEMIE GMBHMay 8, 2024EVONIK OPERATIONS GMBH
EP3491041Insulative ApparatusDOW GLOBAL TECHNOLOGIES LLCMar 14, 2024COVESTRO DEUTSCHLAND AG

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

Patent NumberGrant DateTitleApplicantTotal Oppositions
EP3028842Jun 3, 2020Powder Compositions Made Of Thermoplastics And Use Of The CompositionsAM POLYMERS GMBH4
EP3157737Jul 18, 2018Use Of Thermoplastic Polyurethane PowdersCOVESTRO DEUTSCHLAND AG4
EP3036266Jun 28, 2017Cross-Linkable Masses Based On Organyl-Oxysilane-Terminated PolymersWACKER CHEMIE AG3
EP2890726Mar 24, 2021Polymer Polyols Having Improved QualityBAYER MATERIALSCIENCE LLC2
EP1951777May 17, 2017Method Of Molding Rigid Polyurethane Foams With Enhanced Thermal ConductivityDOW GLOBAL TECHNOLOGIES LLC2
EP2822983Nov 21, 2018Non-Aqueous Liquid Coating CompositionAKZO NOBEL COATINGS INTERNATIONAL B.V.2
EP2697278Aug 8, 2018Modified Diphenylmethane Diisocyanate-Based AdhesivesH. B. FULLER COMPANY2
EP2424949Mar 1, 2017Moisture Curable Silylated Polymer Compositions Containing Reactive ModifiersMOMENTIVE PERFORMANCE MATERIALS INC.2
EP2566906Jul 31, 2019Polyisocyanate Prepolymers And Use ThereofCOVESTRO DEUTSCHLAND AG2
EP1753799May 3, 2017Process For Preparing Polyurethane Foams Having Reduced Voc EmissionsGENERAL ELECTRIC COMPANY2