Patent assignee · US · COMPANY

The Sherwin-Williams Company

494Patents
232Active
494Granted
51Portfolio score

Filing activity: Mar 7, 1972 → May 15, 2023 · 42 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US5975346A Container for paints and similar materials Performing Operations; Transporting 70 Expired
US5559163A UV curable coatings having improved weatherability Chemistry; Metallurgy 69 Expired
US6983862B2 Container and lid assembly Performing Operations; Transporting 69 Expired
US5371112A Aqueous coating compositions from polyethylene terephthalate Emerging Cross-Sectional Technologies 63 Expired
US4668460A Method of molding and coating a substrate in a mold. Performing Operations; Transporting 62 Expired
US6530500B2 Storage and dispensing container for viscous fluids, paints and the like, and method of minimizing dripping Performing Operations; Transporting 61 Expired
US5387750A Two-component urethane in-mold coating composition Chemistry; Metallurgy 60 Expired
US4392994A Corrosion inhibitor for cellulosic insulation Emerging Cross-Sectional Technologies 59 Expired
US4871806A Reactive coatings comprising an acid-functional compound, an anhydride-functional compound, an epoxy-functional compound and a hydroxy-functional compound Chemistry; Metallurgy 56 Expired
US4887217A Process for manufacturing paints Physics 56 Expired
US6461074B2 Locking mechanism for telescopically adjustable extension pole Emerging Cross-Sectional Technologies 54 Expired
US5800861A High solid infrared absorbing compositions Chemistry; Metallurgy 50 Expired
US4011392A Mixed starch esters and the use thereof Chemistry; Metallurgy 46 Expired
USD511100S1 Container for coating materials General 44 Expired
US6689200B2 Film-forming water-based water repellent coating compositions Emerging Cross-Sectional Technologies 44 Expired
US4859758A Acid-functional polymers derived from cellulose ester-unsaturated alcohol copolymers, which are reacted with cyclic anhydrides Chemistry; Metallurgy 41 Expired
US4231668A Liquid power driven coating apparatus Mechanical Engineering; Lighting; Heating 40 Expired
US4464524A Polymeric thickeners and coatings containing same Chemistry; Metallurgy 40 Expired
US4982852A Display assembly Physics 40 Expired
US6297320A Curable compositions comprising acetoacetoxy and imine functionality Chemistry; Metallurgy 37 Expired
US5252615A Aqueous coating compositions from polyethylene terephthalate Emerging Cross-Sectional Technologies 36 Expired
USD791519S1 Color display rack General 36 Active
US4154545A Externally mounted multiple cam action lock for telescoping tubes Emerging Cross-Sectional Technologies 36 Expired
US4444954A Water reducible quaternary ammonium salt containing polymers Emerging Cross-Sectional Technologies 36 Expired
US4444592A Pigment compositions and processes therefor Chemistry; Metallurgy 35 Expired

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