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In the competitive field of Polymer Compositions, 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 Polymer Compositions technology and learn how to protect your intellectual property.

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Explore the top companies that have filed the most patent oppositions in the technology industry.

Explore the top companies that have faced the most patent oppositions in the technology industry.

Explore the top law firms that have filed the most patent oppositions in the technology industry.

Last updated on: Jun 12, 2025
CompanyTotal Oppositions Filed
MAIWALD39
LYONDELLBASELL36
GARCIA MARTIN34
BOULT WADE TENNANT29
DEHNS15
SMITH14
SABIC GROUP13
VO11
MELLET10
KADOR & PARTNER PART MBB8

Patent challenges are becoming increasingly common in the Polymer Compositions 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 Polymer Compositions 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.

Last updated on: Jun 12, 2025
Patent NumberTitleApplicantOpposition DateOpposition Name

Get alerts on new patent oppositions in the Polymer Compositions industry

EP3649163Polyethylene Compositions Comprising Cyclic-Olefin CopolymersEXXONMOBIL CHEMICAL PATENTSMay 6, 2025TOPAS ADVANCED POLYMERS
EP4017917Polypropylene - Polyethylene Blends With Improved PropertiesBOREALISApr 24, 2025INEOS EUROPE
EP4017918Polypropylene - Polyethylene Blends With Improved PropertiesBOREALISApr 24, 2025INEOS EUROPE
EP3715410Composition Containing Recycled Material For PipesBOREALISApr 17, 2025INEOS EUROPE
EP3559113Masterbatch CompositionBASELL POLIOLEFINE ITALIAMar 11, 2025BOREALIS
EP3154937Chlorine-Resistant Polyethylene Compound And Articles Made TherefromFINA TECHNOLOGYFeb 21, 2025BOREALIS
EP3154937Chlorine-Resistant Polyethylene Compound And Articles Made TherefromFINA TECHNOLOGYFeb 20, 2025THE DOW CHEMICAL
EP3330314Polyethylene CompositionINEOS EUROPEJan 31, 2025TOTALENERGIES ONETECH
EP3601383Propylene Ethylene Random CopolymerBASELL POLIOLEFINE ITALIAJan 10, 2025BOREALIS
EP4021975Heterophasic Propylene Copolymer CompositionSABICJan 10, 2025BOREALIS

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

Last updated on: Jun 12, 2025
Patent NumberGrant DateTitleApplicantTotal Oppositions
EP3802689Apr 27, 2022Process To Produce Polypropylene-Based Composition From Post-Consumer Resins And Articles Made Of Said CompositionsTOTAL RESEARCH & TECHNOLOGY FELUY7
EP3094681Jan 20, 2021Propylene-Based Impact CopolymersEXXONMOBIL CHEMICAL PATENTS6
EP3464449Aug 21, 2019Thermoplastic Compositions For Electronics Or Telecommunication Applications And Shaped Article ThereforeSABIC4
EP2328968May 3, 2017Polyethylene For Injection MoldingsBASELL POLYOLEFINE4
EP3212711Mar 4, 2020Heterophasic Polypropylene With Improved Stiffness/Impact BalanceBOREALIS4
EP3720906Mar 8, 2023Bottle Closure Assembly Comprising A Polyethylene CompositionNOVA CHEMICALS4
EP3879155Dec 27, 2023Sustainable Industrial HoseCONTITECH USA4
EP3186311Jul 19, 2023Ethylene-Based Resins For Closure ApplicationsDOW3
EP3184449Nov 6, 2019Articles With Improved Optical PropertiesBOREALIS3
EP3074464Apr 19, 2017Process For Producing High Density Polyethylene Composition Having High Environmental Stress Crack Resistance From Post Consumer Plastic And Articles Made Of Said CompositionTOTAL RESEARCH & TECHNOLOGY FELUY3