Patent assignee · BR · COMPANY

Braskem S.A.

🏢 View company profile →
123Patents
119Active
123Granted
60Portfolio score

Filing activity: Dec 29, 2000 → Feb 19, 2024 · 7 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US6718234B1 System for on line inference of physical and chemical properties and system for on line Chemistry; Metallurgy 28 Expired
US6723805B2 Process for the controlled production of polyethylene and its copolymers Emerging Cross-Sectional Technologies 12 Expired
US9181143B2 Process for the production of olefins and use thereof Emerging Cross-Sectional Technologies 5 Active
US6864332B2 Process for the gas phase polymerization and copolymerization of olefin monomers Chemistry; Metallurgy 4 Expired
US8324126B2 Process of preparation of catalytic support and supported metallocene catalysts for production of homopolymers and copolymers of ethylene with alfa-olefins, of high and ultra high molecular weight and with broad molecular weight distribution in slurry, bulk and gas Chemistry; Metallurgy 3 Active
US9284290B2 Process for the production of the mixture 2,4 furandicarboxylic acid (FDCA) and 2,5 furandicarboxylic acid via disproportionation reaction Chemistry; Metallurgy 3 Active
US8052905B2 Process for the preparation of polymer yarns from ultra high molecular weight homopolymers or copolymers, polymer yarns, molded polymer parts, and the use of polymer yarns Emerging Cross-Sectional Technologies 3 Active
US10357109B2 Upholstered modular furniture item Human Necessities 3 Active
US8835703B2 Method for the production of one or more olefins, an olefin, and a polymer Emerging Cross-Sectional Technologies 3 Active
US9352308B2 Solid catalyst component for polymerization and copolymerization of ethylene and process for obtaining the same Chemistry; Metallurgy 2 Active
US9029447B2 Thermoplastic resin composition comprising a mixture of slip agents and a mono-or co-extruded, laminated or non-laminated film Chemistry; Metallurgy 2 Active
US10731029B2 Polyolefin compositions with improved mechanical and barrier properties Chemistry; Metallurgy 2 Active
US11384369B2 Microorganisms and methods for the production of glycolic acid and glycine via reverse glyoxylate shunt Chemistry; Metallurgy 2 Active
US11326002B2 Polyethylene copolymers and products and methods thereof Chemistry; Metallurgy 2 Active
US9695254B2 Metallocene catalyst supported by hybrid supporting means, process for producing same, polymerization process for producing an ethylene homopolymer or copolymer with broad or bimodal molar mass distribution, use of the supported metallocene catalyst and ethylene polymer with broad or bimodal molar mass distribution Chemistry; Metallurgy 2 Active
US10704204B2 Railway sleeper and railway-sleeper manufacturing method Performing Operations; Transporting 2 Active
US11396562B2 Extrusion coating resin from tubular reactor Chemistry; Metallurgy 2 Active
US9663648B2 Polypropylene for the production of thermoformed articles, large, deep, complex and/or thick articles, process for thermoforming modified polypropylene into large, deep, complex and/or thick articles and use of the polypropylene Chemistry; Metallurgy 1 Active
US8003027B2 Process for the preparation of polymer yarns from ultra high molecular weight homopolymers or copolymers, polymer yarns, molded polymer parts, and the use of polymer yarns Emerging Cross-Sectional Technologies 1 Active
US9700054B2 Active and intelligent additive, polymer and article Chemistry; Metallurgy 1 Active
US11680158B2 Polyolefins having improved dimensional stability in three-dimensional printing, articles formed therefrom, and methods thereof Chemistry; Metallurgy 1 Active
US11725100B2 Proplylene-based copolymer product Chemistry; Metallurgy 1 Active
US11352375B2 Auxiliaries for olefin polymerization process Chemistry; Metallurgy 1 Active
US12006526B2 Microorganisms and methods for the production of oxygenated compounds from hexoses Chemistry; Metallurgy 1 Active
US11566270B2 Method for the in vivo synthesis of 4-hydroxymethylfurfural and derivatives thereof Chemistry; Metallurgy 1 Active

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