Patent assignee · NL · COMPANY

Montell Technology Company BV

89Patents
0Active
89Granted
35Portfolio score

Filing activity: Nov 20, 1992 → Oct 16, 2000

Most-cited patents

PatentTitleAreaCited byStatus
US5596052A Atactic polypropylene Emerging Cross-Sectional Technologies 148 Expired
US5698642A Process and apparatus for the gas-phase polymerization of .alpha.-olefins Emerging Cross-Sectional Technologies 74 Expired
US5747621A Reactor blend polypropylene, process for the preparation thereof and process for preparing metallocene ligands Emerging Cross-Sectional Technologies 62 Expired
US5585448A Process for the preparation of ethylene polymers and products obtained therefrom Emerging Cross-Sectional Technologies 59 Expired
US6262195A Multi-stage process for the polymerization of olefins Emerging Cross-Sectional Technologies 59 Expired
US5618771A Components and catalysts for the polymerization of olefins Emerging Cross-Sectional Technologies 58 Expired
US5631202A Stereospecific metallocene catalysts with stereolocking .alpha.-CP substituents Emerging Cross-Sectional Technologies 52 Expired
US5589549A Multistage process for the (CO) polymerization of olefins Emerging Cross-Sectional Technologies 50 Expired
US6486246B1 Polyolefin based hot melt adhesive composition Chemistry; Metallurgy 49 Expired
US5698487A Components and catalysts for the polymerization of olefins Emerging Cross-Sectional Technologies 43 Expired
US5516866A Crystalline copolymers of propylene Emerging Cross-Sectional Technologies 43 Expired
US6037417A Polypropylene composition useful for making solid state oriented film Chemistry; Metallurgy 41 Expired
US6111046A Atactic copolymers of propylene with ethylene Chemistry; Metallurgy 40 Expired
US6127304A Magnesium dischloride-alcohol adducts and catalyst components obtained therefrom Chemistry; Metallurgy 39 Expired
US5945496A Atactic polypropylene Emerging Cross-Sectional Technologies 36 Expired
US6268518A Metallocene compounds and their use in catalysts for the polymerization of olefins Emerging Cross-Sectional Technologies 34 Expired
US5585317A Components and catalysts for the polymerization of olefins Chemistry; Metallurgy 34 Expired
US5786495A Bridged bis-fluorenyl metallocenes, process for the preparation thereof and use thereof in catalysts for the polymerization of olefins Emerging Cross-Sectional Technologies 29 Expired
US5726261A Components and catalysts for the polymerization of olefins Chemistry; Metallurgy 26 Expired
US5565533A Process for preparing an ethylenic copolymer Emerging Cross-Sectional Technologies 26 Expired
US6239236A Components and catalysts for the polymerization of olefins Chemistry; Metallurgy 25 Expired
US5834562A Thermoplastic compositions of atactic and syndiotactic polypropylene Chemistry; Metallurgy 25 Expired
US5620760A Shaped articles for biomedical use Emerging Cross-Sectional Technologies 24 Expired
US6228956A Process for the gas-phase polymerization of olefins Chemistry; Metallurgy 23 Expired
US5610244A Process for the gas phase polymerization of alpha-olefins Emerging Cross-Sectional Technologies 22 Expired

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