In the competitive field of Windows/doors, 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 Windows/doors technology and learn how to protect your intellectual property.

Patent challenges are becoming increasingly common in the Windows/doors 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 Windows/doors 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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EP3660253Automatic Door System, Especially In The Form Of A Sliding Door Or A Telescopic Sliding Door Or A Folding Door, And A Building Comprising Such An Automatic Door SystemAGTATEC AGJun 13, 2024GEZE GMBH
EP3468792Fire Resistant GlazingAGC GLASS EUROPEMay 16, 2024PILKINGTON GROUP LIMITED
EP3947528System For Producing A Sealing Compound For Insulating GlassIGK ISOLIERGLASKLEBSTOFFE GMBHMar 6, 2024FENZI SPA
EP3626783Resin CompositionSEKISUI CHEMICAL CO., LTD.Dec 22, 2023RUDOLF HENSEL GMBH
EP3879062Seal Strip And Method Of Manufacturing The SameSEMPERIT AG HOLDINGOct 18, 2023GTG GUMMITECHNIK WOLFGANG BARTELT GMBH & CO. KG
EP3721040Hollow Profile, In Particular Window Profile Or Door ProfileREHAU INDUSTRIES SE & CO. KGAug 16, 2023BASF SE
EP3735506Barrier Window Spacer With Enhanced DurabilityAMCOR FLEXIBLES DENMARK APSAug 16, 2023SAINT-GOBAIN GLASS FRANCE
EP3721040Hollow Profile, In Particular Window Profile Or Door ProfileREHAU INDUSTRIES SE & CO. KGAug 15, 2023VEKA AG
EP3721040Hollow Profile, In Particular Window Profile Or Door ProfileREHAU AG + COJul 27, 2023PROFINE GMBH
EP3412858Mineral Wool Insulation Panel And Method Of Manufacturing The SameKNAUF INSULATION SPRLJul 14, 2023SAINT-GOBAIN ISOVER

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

Patent NumberGrant DateTitleApplicantTotal Oppositions
EP3721040Nov 16, 2022Hollow Profile, In Particular Window Profile Or Door ProfileREHAU INDUSTRIES SE & CO. KG4
EP3141374Nov 28, 2018Method For Welding Profiled Elements In Plastic Material, In Particular PvcGRAF SYNERGY S.R.L.3
EP3020908Jun 6, 2018Spacer For Spacing Glass Sheets Of A Multiple Glazed Window, A Multiple Glazed Window, And A Method For The Production Of A SpacerALU-PRO SRL3
EP2088276May 24, 2017Insulation Profile Assembly Between Blind Frame And Leaf Frame Of A Window Or DoorHUECK GMBH & CO. KG2
EP2957702Mar 6, 2024Door Sill System For A House Door, A Shop Door Or The LikeGRUNDMEIER KG2
EP3132916Sep 6, 2023Pressing Means For Devices For Welding Profiled Elements Made Of A Plastic Material, In Particular PvcGRAF SYNERGY S.R.L.2
EP1840315Feb 15, 2023Frame ConstructionSCHÜCO INTERNATIONAL KG2
EP2132393Apr 5, 2017Fire-Protection Composite Glass For Construction Elements Such As Doors, Walls, Or WindowsVETROTECH SAINT-GOBAIN (INTERNATIONAL) AG2
EP2864566Nov 23, 2022Anti-Intrusion Sliding DoorGILGEN DOOR SYSTEMS AG2
EP3052731Jun 19, 2024Spacer For Insulating Glazing UnitsSAINT-GOBAIN GLASS FRANCE2