Patent assignee · US · COMPANY

King Industries

52Patents
10Active
52Granted
41Portfolio score

Filing activity: May 8, 1973 → Apr 19, 2018 · 5 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US4200729A Curing amino resins with aromatic sulfonic acid oxa-azacyclopentane adducts Emerging Cross-Sectional Technologies 69 Expired
US4251665A Aromatic sulfonic acid oxa-azacyclopentane adducts Chemistry; Metallurgy 61 Expired
US5187019A Latent catalysts Emerging Cross-Sectional Technologies 58 Expired
US6353057B1 Catalyzing cationic resin and blocked polyisocyanate with bismuth carboxylate Chemistry; Metallurgy 40 Expired
US5134205A Certain hydroxyalkyl carbamate compounds, homopolymers and copolymers thereof and uses thereof Chemistry; Metallurgy 31 Expired
US7485729B2 Organometallic compositions and coating compositions Chemistry; Metallurgy 29 Active
US5275749A N-acyl-N-hydrocarbonoxyalkyl aspartic acid esters as corrosion inhibitors Chemistry; Metallurgy 29 Expired
US4820830A Certain hydroxyalkyl carbamates, polymers and uses thereof Chemistry; Metallurgy 28 Expired
US3979478A Catalysis of amino resin cross-linking reactions with high molecular weight sulfonic acids Emerging Cross-Sectional Technologies 27 Expired
US5965686A Zirconium urethane catalysts Performing Operations; Transporting 23 Expired
US8088846B2 Organometallic compositions and coating compositions Chemistry; Metallurgy 22 Active
US4922002A Linear, low-molecular-weight polyester-based polyol Chemistry; Metallurgy 19 Expired
US5023367A Linear, low-molecular-weight polyester-based polyol Chemistry; Metallurgy 19 Expired
US4888441A Preparation of linear, low-molecular-weight polyester-based polyols Chemistry; Metallurgy 19 Expired
US5169564A Thermooxidatively stable compositions Chemistry; Metallurgy 16 Expired
US8912113B2 Compositions of a metal amidine complex and second compound, coating compositions comprising same Chemistry; Metallurgy 14 Active
US5846897A Zirconium urethane catalysts Performing Operations; Transporting 14 Expired
US4083830A Catalysis of amino resin cross-linking reactions with high molecular weight sulfonic acids Emerging Cross-Sectional Technologies 13 Expired
US4169914A Three-dimensional substrates coated with the reaction product of an amino resin and a high molecular weight sulfonic acid Emerging Cross-Sectional Technologies 12 Expired
US3957859A Process for the production of aromatic sulfonates Chemistry; Metallurgy 11 Expired
US4164474A Process for producing metal salts of oil-soluble organosulfonic acids Chemistry; Metallurgy 11 Expired
US9006316B2 Organometallic compositions and coating compositions Chemistry; Metallurgy 11 Active
US6436882B1 Functional fluids Chemistry; Metallurgy 9 Expired
US5102961A Isocyanate modified blocked sulfonic acid ester as a crosslinking catalyst Performing Operations; Transporting 8 Expired
US4166837A Solvent-extraction process for recovery and separation of metal values Emerging Cross-Sectional Technologies 8 Expired

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