Patent assignee · DE · COMPANY

Covestro Deutschland AG

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631Patents
631Active
631Granted
63Portfolio score

Filing activity: Nov 8, 2005 → Sep 8, 2023 · 15 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US10398236B2 Porous body, additive manufacturing method for the body and apparatus for supporting and/or bearing a person Performing Operations; Transporting 12 Active
US10286635B2 Multi-layer film with improved modulus properties Emerging Cross-Sectional Technologies 12 Active
US10864708B2 Multi-layer film with improved modulus properties Emerging Cross-Sectional Technologies 12 Active
US9926402B2 Iminooxadiazinedione polyisocyanates Chemistry; Metallurgy 11 Active
US9400420B2 Rear-projection film having a “day/night” effect Emerging Cross-Sectional Technologies 10 Active
US9315622B2 Process for the production of polyether carbonate polyols Chemistry; Metallurgy 9 Active
US9804490B2 Holographic media with improved light sensitivity Physics 8 Active
US9346012B2 Method and apparatus for denenoxing waste gases from nitration Performing Operations; Transporting 8 Active
US10001703B2 Photopolymer formulation for production of holographic media comprising borates with low TG Physics 7 Active
US10449714B2 Process for producing an object from a precursor and use of a free-radically crosslinkable resin in an additive manufacturing process Chemistry; Metallurgy 7 Active
US9593199B2 Production and use of new thermoplastic polyurethane elastomers based on polyether carbonate polyols Chemistry; Metallurgy 7 Active
US9624021B2 Dispensing module Performing Operations; Transporting 7 Active
US9754084B2 Method for selecting photoinitiator systems Physics 6 Active
US9273183B2 Polyether carbonate polyol production method Chemistry; Metallurgy 6 Active
US9676716B2 Polycarbonate having improved thermal and mechanical properties and reduced coefficients of thermal expansion Emerging Cross-Sectional Technologies 6 Active
US10125091B2 Process for preparation of di- and polyamines of the diphenylmethane series Chemistry; Metallurgy 6 Active
US9353210B2 Silane functional binder with thiourethane structure Chemistry; Metallurgy 5 Active
US9701617B2 Process for producing diamines and polyamines of the diphenylmethane series Chemistry; Metallurgy 5 Active
US9403958B2 Process for producing a foamed material,composition in the form of emulsion used therein and foamed material obtainable therefrom Chemistry; Metallurgy 5 Active
US10131178B2 Layered structure and films for ID documents having improved properties for laser engraving Emerging Cross-Sectional Technologies 5 Active
US10806208B2 Method for producing 3D objects Performing Operations; Transporting 5 Active
US9815769B2 Process for the preparation of di- and polyamines from the diphenylmethane series Chemistry; Metallurgy 5 Active
US9458281B2 Method for the production of oxazolidinone compounds Chemistry; Metallurgy 4 Active
US9337447B2 Radiation emitting device Electricity 4 Active
US10106641B2 Mixtures of polyether carbonate polyols and polyether polyols for producing polyurethane soft foams Chemistry; Metallurgy 4 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.