Assignee
DOERKEN EWALD AG
DE·34 granted patents·38 pending applications·226 citations·filing 1974–2025
Top patents by PatentIndex Score
72 records- 0191US11619022B2Composite drainboard for blindside application, and foundation assemblyDOERKEN EWALD AG·Filed 2021·Granted Apr 4, 2023·3 cites·23 claims
- 0284US9816264B2Adherent water vapour permeable air and moisture barrier sheet materialDOERKEN EWALD AG·Filed 2013·Granted Nov 14, 2017·4 cites·20 claims
- 0382US9745737B2Insulated building structureDOERKEN EWALD AG·Filed 2015·Granted Aug 29, 2017·3 cites·23 claims
- 0480US3987592ATarpaulin with edge reinforcing stripDOERKEN EWALD AG·Filed 1974·Granted Oct 26, 1976·29 cites·8 claims
- 0577US7698858B2Membrane for the protection of buildingsDOERKEN EWALD AG·Filed 2004·Granted Apr 20, 2010·27 cites·22 claims
- 0675US11407198B2Roofing underlay, particularly for using as roof cladding underlay and/or roof lining membraneDOERKEN EWALD AG·Filed 2018·Granted Aug 9, 2022·1 cites·21 claims
- 0774US5324545ADip-coating method for protecting chromatized or passivated zinc coatings on steel or the likeDOERKEN EWALD AG·Filed 1992·Granted Jun 28, 1994·36 cites·13 claims
- 0873US2025002733A1Aqueous stabilizer composition and its useDOERKEN EWALD AG·Filed 2024·Application pending·0 cites
- 0971US10731262B2Corrosion control coatingDOERKEN EWALD AG·Filed 2016·Granted Aug 4, 2020·1 cites·18 claims
- 1071US2024076570A1Aqueous coating composition and use thereofDOERKEN EWALD AG·Filed 2023·Application pending·0 cites
- 1168US6153270AProcess for application of an inorganic coating to an electrically conducting bodyDOERKEN EWALD AG·Filed 1997·Granted Nov 28, 2000·38 cites·24 claims
- 1267US11745480B2Composite filmDOERKEN EWALD AG·Filed 2019·Granted Sep 5, 2023·0 cites·24 claims
- 1367USD633375ST-fastenerDOERKEN EWALD AG·Filed 2009·Granted Mar 1, 2011·16 cites·1 claims
- 1466US8365486B2Multi-layered building wallDOERKEN EWALD AG·Filed 2005·Granted Feb 5, 2013·3 cites·21 claims
- 1565US11759820B2Passivation composition comprising a silane-modified silicate compoundDOERKEN EWALD AG·Filed 2020·Granted Sep 19, 2023·0 cites·13 claims
- 1665US11498319B2Composite filmDOERKEN EWALD AG·Filed 2019·Granted Nov 15, 2022·0 cites·29 claims
- 1762US10975582B2Uncoupling stripDOERKEN EWALD AG·Filed 2018·Granted Apr 13, 2021·2 cites·19 claims
- 1862USD624322SFlexible sheet materialDOERKEN EWALD AG·Filed 2007·Granted Sep 28, 2010·12 cites·1 claims
- 1961US2025223458A1Pigment paste and use thereofDOERKEN EWALD AG·Filed 2022·Application pending·0 cites
- 2060US5393611ADip-coating method for protecting chromatized or passivated zinc coatings on steel or the likeDOERKEN EWALD AG·Filed 1994·Granted Feb 28, 1995·18 cites·6 claims
- 2158US2024084212A1Aqueous coating composition and use thereofDOERKEN EWALD AG·Filed 2023·Application pending·0 cites
- 2256US11866941B2Construction foilDOERKEN EWALD AG·Filed 2019·Granted Jan 9, 2024·1 cites·20 claims
- 2355US10792702B2Passivation composition comprising a silane-modified silicate compoundDOERKEN EWALD AG·Filed 2015·Granted Oct 6, 2020·0 cites·6 claims
- 2455US2009293375A1Arrangement for a roof or a facade of a buildingDOERKEN EWALD AG·Filed 2009·Application pending·0 cites
- 2555US2024416633A1Composite film for the construction sectorDOERKEN EWALD AG·Filed 2022·Application pending·0 cites
- 2655US2011000793A1Coating method for a workpieceDOERKEN EWALD AG·Filed 2009·Application pending·0 cites
- 2754US2015017865A1Bi-component fiber for the production of spunbonded fabricDOERKEN EWALD AG·Filed 2014·Application pending·0 cites
- 2853US2009041999A1Constructional sealant materialDOERKEN EWALD AG·Filed 2006·Application pending·0 cites
- 2953US2015017864A1Bi-component fiber for the production of spunbond fabricDOERKEN EWALD AG·Filed 2014·Application pending·0 cites
- 3051US11959179B2Corrosion control coatingDOERKEN EWALD AG·Filed 2018·Granted Apr 16, 2024·0 cites·16 claims
- 3151US8733054B2Method for producing a functional layer of a building shell, and building shell and functional layerDOERKEN EWALD AG·Filed 2013·Granted May 27, 2014·1 cites·6 claims
- 3251US5433834AApparatus for electrolytically coating small partsDOERKEN EWALD AG·Filed 1993·Granted Jul 18, 1995·15 cites·10 claims
- 3351US2009289212A1Process for producing porous films and film material produced therefromDOERKEN EWALD AG·Filed 2007·Application pending·0 cites
- 3450US11987887B2Method for passivating metallic substancesDOERKEN EWALD AG·Filed 2020·Granted May 21, 2024·0 cites·15 claims
- 3550US2022001427A1Method for the treatment of surfacesDOERKEN EWALD AG·Filed 2021·Application pending·0 cites
- 3649US10011907B2Method for the manufacture of a substrate provided with a chromium VI-free and cobalt-free passivationDOERKEN EWALD AG·Filed 2015·Granted Jul 3, 2018·1 cites·19 claims
- 3749US2008086958A1Dimpled sheetDOERKEN EWALD AG·Filed 2007·Application pending·0 cites
- 3849US2024051278A1Ageing-resistant sealing sheetDOERKEN EWALD AG·Filed 2021·Application pending·0 cites
- 3948US7311787B2Method for the darkening of a surface layer of a piece of material containing zincDOERKEN EWALD AG·Filed 2004·Granted Dec 25, 2007·0 cites·2 claims
- 4048US2008060553A1Chromophore Coating Systems, Especiallly Paints And LacquersDOERKEN EWALD AG·Filed 2006·Application pending·0 cites
- 4147US2024151031A1Insulating and construction elements based on renewable materialsDOERKEN EWALD AG·Filed 2022·Application pending·0 cites
- 4247US2025282955A1Coating composition and its useDOERKEN EWALD AG·Filed 2025·Application pending·0 cites
- 4347US2013244518A1Film for construction and film combinationDOERKEN EWALD AG·Filed 2013·Application pending·0 cites
- 4447US2010108527A1Drum and method for coating workpieces with a non-metallic coatingDOERKEN EWALD AG·Filed 2008·Application pending·0 cites
- 4546US12024647B2Corrosion protection pigment comprising coated metal particles and its useDOERKEN EWALD AG·Filed 2017·Granted Jul 2, 2024·0 cites·12 claims
- 4646US2015053345A1Solvent welding agent and use of a solvent welding agentDOERKEN EWALD AG·Filed 2014·Application pending·0 cites
- 4746US2014353244A1Method for the production of a hydrophilic polymer membrane and polymer membraneDOERKEN EWALD AG·Filed 2013·Application pending·0 cites
- 4846US2015083658A1Method for the production of a filter membrane and filter membraneDOERKEN EWALD AG·Filed 2013·Application pending·0 cites
- 4945US10308819B2Anticorrosive coating compositionDOERKEN EWALD AG·Filed 2016·Granted Jun 4, 2019·0 cites·14 claims
- 5045US7642948B2Reflective layerDOERKEN EWALD AG·Filed 2004·Granted Jan 5, 2010·4 cites·32 claims
Showing the top 50 of 72 patent records by PatentIndex Score.
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