Patent assignee · US · COMPANY

INVISTA North America S.a.r.l.

397Patents
270Active
397Granted
54Portfolio score

Filing activity: Apr 8, 1998 → Nov 15, 2019 · 96 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US8093161B2 Stretchable nonwoven web and method therefor Emerging Cross-Sectional Technologies 59 Expired
US7005395B2 Stretchable composite sheets and processes for making Emerging Cross-Sectional Technologies 51 Expired
US8377554B2 Elastic fiber containing an anti-tack additive Emerging Cross-Sectional Technologies 43 Active
US7011885B2 Method for high-speed spinning of bicomponent fibers Emerging Cross-Sectional Technologies 43 Expired
US6926961B2 Nonwoven blend with electret fiber Emerging Cross-Sectional Technologies 42 Expired
US6984604B2 Supported bis(phosphorus) ligands and their use in the catalysis Performing Operations; Transporting 34 Expired
US7060853B2 Method for increasing oxidation reactor production capacity Chemistry; Metallurgy 33 Expired
US6936171B2 Process for catalyst recovery from hydrocyanation product mixtures Emerging Cross-Sectional Technologies 28 Expired
US7019155B2 Hydrogenation of tetrahydroxybutane to tetrahydrofuran Chemistry; Metallurgy 26 Expired
US6893996B2 Process for the preparation of a nickel/phosphorous ligand catalyst for olefin hydrocyanation Chemistry; Metallurgy 23 Expired
US7143790B2 Warp-stretch woven fabrics comprising polyester bicomponent filaments Textiles; Paper 22 Expired
US7762287B2 Stretch wovens with separated elastic yarn system Emerging Cross-Sectional Technologies 21 Active
US6812352B2 Multidentate phosphite ligands, catalytic compositions containing such ligands, and catalytic processes utilizing such catalytic compositions Performing Operations; Transporting 21 Expired
US7240371B2 Solvent free aqueous polyurethane dispersions and adhesive films therefrom for stretch fabrics Emerging Cross-Sectional Technologies 21 Expired
US6846945B2 Phosphonite ligands and their use in hydrocyanation Chemistry; Metallurgy 20 Expired
US6776014B1 Method to make circular-knit elastic fabric comprising spandex and hard yarns Emerging Cross-Sectional Technologies 20 Expired
US6827897B2 Reduction of friction effect between poly (ethylene terephthalate) preforms and bottles Emerging Cross-Sectional Technologies 20 Expired
US7192988B2 Process for recycling polyester materials Emerging Cross-Sectional Technologies 19 Expired
US7070743B2 Induction-heated reactors for gas phase catalyzed reactions Mechanical Engineering; Lighting; Heating 19 Expired
US7879930B2 Colored oxygen scavenging polymers Chemistry; Metallurgy 19 Active
US8058343B2 Solvent free aqueous polyurethane dispersions and adhesive films therefrom for stretch fabrics Emerging Cross-Sectional Technologies 17 Active
US6872445B2 Durable, liquid impermeable and moisture vapor permeable carpet pad Emerging Cross-Sectional Technologies 17 Expired
US6897329B2 Process for the preparation of nickel/phosphorous ligand catalyst for olefin hydrocyanation Performing Operations; Transporting 16 Expired
US9862973B2 Methods for biosynthesis of isoprene Emerging Cross-Sectional Technologies 16 Active
US6855799B2 Polymeric phosphite composition and hydrocyanation of unsaturated organic compounds and the isomerization of unsaturated nitriles Performing Operations; Transporting 16 Expired

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