Patent assignee · NL · COMPANY

Akzo Nobel Chemicals International B.V

160Patents
159Active
160Granted
60Portfolio score

Filing activity: Jul 7, 2003 → Jul 16, 2018 · 21 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US10066149B2 Delayed breaker for viscoelastic surfactant-based fluids Fixed Constructions 22 Active
US9079833B2 Process for the preparation of a polysulfide Chemistry; Metallurgy 21 Active
US9341052B2 Thickened viscoelastic fluids and uses thereof Chemistry; Metallurgy 12 Active
US9080043B2 Compositions of viscoelastic surfactant and hydrophobically modified polymer as aqueous thickeners Chemistry; Metallurgy 11 Active
US9133378B2 Deicing composition Chemistry; Metallurgy 9 Active
US9493633B2 Performance modifiers for bitumen comprising straight and branched chain fatty amide waxes Emerging Cross-Sectional Technologies 8 Active
US9988526B2 Hybrid dendrite copolymers, compositions thereof and methods for producing the same Emerging Cross-Sectional Technologies 8 Active
US9803134B2 Acidic aqueous solution containing a chelating agent and the use thereof Chemistry; Metallurgy 8 Active
US8980818B2 Low streak degreasing composition Chemistry; Metallurgy 8 Active
US9725643B2 Foam or viscosified composition containing a chelating agent Chemistry; Metallurgy 7 Active
US8372336B2 Polymeric corrosion inhibitors Chemistry; Metallurgy 5 Active
US8936159B2 Use of quaternary ammonium compounds as collectors in froth flotation processes Performing Operations; Transporting 4 Active
US9228089B2 Polyester polyamine and polyester polyquaternary ammonium corrosion inhibitors Emerging Cross-Sectional Technologies 4 Active
US8399590B2 Superhydrophilic amphiphilic copolymers and processes for making the same Human Necessities 4 Active
US9187647B2 Aqueous silanized silica dispersion Chemistry; Metallurgy 4 Active
US10039700B2 Enhanced efficiency of sunscreen compositions Human Necessities 3 Active
US9051406B2 Graft dendrite copolymers, and methods for producing the same Emerging Cross-Sectional Technologies 3 Active
US10323047B2 Process to prepare aluminoxanes Emerging Cross-Sectional Technologies 3 Active
US8791145B2 Agricultural formulations with acyl morpholines and polar aprotic co-solvents Human Necessities 3 Active
US9126868B2 Process and additive to improve adhesion of compositions to substrates Chemistry; Metallurgy 3 Active
US11104838B2 Composition and method for water and gas shut-off in subterranean formations Fixed Constructions 3 Active
US8701892B2 Amine-containing formulations for reverse froth flotation of silicates from iron ore Performing Operations; Transporting 3 Active
US9150780B2 Environmentally friendly stimulation fluids, processes to create wormholes in carbonate reservoirs, and processes to remove wellbore damage in carbonate reservoirs Chemistry; Metallurgy 3 Active
US8680181B2 Process to hydrophobize cement-free mortars Chemistry; Metallurgy 3 Active
US9688783B2 Process for modifying ethylene-based polymers and copolymers Chemistry; Metallurgy 2 Active

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