Basell Poliolefine Italia S.r.l.
461Patents
329Active
461Granted
55Portfolio score
Filing activity: Aug 17, 1994 → Dec 21, 2021 · 115 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6841501B2 | Catalyst system for the polymerization of olefins | Emerging Cross-Sectional Technologies | 59 | Expired |
| US7592286B2 | Process for the preparation of a catalyst component and components therefrom obtained | Chemistry; Metallurgy | 55 | Expired |
| US6476135B1 | Polyolefin composition containing low viscosity propylene homopolymer, fiber and extensible non-woven fabric prepared therefrom | Emerging Cross-Sectional Technologies | 53 | Expired |
| US6689845B1 | Process and apparatus for the gas-phase polymerization | Emerging Cross-Sectional Technologies | 50 | Expired |
| US6818583B1 | Components and catalysts for the polymerization of olefins | Chemistry; Metallurgy | 45 | Expired |
| US7935740B2 | Process for producing high melt strength polypropylene | Emerging Cross-Sectional Technologies | 38 | Active |
| US7049377B1 | 1,3-diethers and components and catalysts for the polymerization of olefins, containing said diethers | Chemistry; Metallurgy | 33 | Expired |
| US6818187B2 | Apparatus for gas-phase polymerization | Emerging Cross-Sectional Technologies | 33 | Expired |
| US7022640B2 | 1,3-diethers and components and catalysts for the polymerization of olefins, containing said diethers | Chemistry; Metallurgy | 29 | Expired |
| US6825309B2 | Catalyst components for the polymerization of olefins | Chemistry; Metallurgy | 28 | Expired |
| US6624099B1 | Glass-reinforced multi-layer sheets from olefin polymer materials | Emerging Cross-Sectional Technologies | 27 | Expired |
| US7964679B2 | Process for the polymerization of alpha olefins | Emerging Cross-Sectional Technologies | 24 | Active |
| US7985799B2 | Polymerization process for preparing polyolefin blends | Chemistry; Metallurgy | 24 | Active |
| US7125924B2 | Highly filled soft polyolefin compositions | Chemistry; Metallurgy | 24 | Expired |
| US6506847B1 | Controlling the molecular weight of graft copolymers using polymerizable chain transfer agents | Chemistry; Metallurgy | 22 | Expired |
| US7074871B2 | Crystalline polymers of propylene having improved processability in the molten state and process for their preparation | Chemistry; Metallurgy | 20 | Expired |
| US7652108B2 | Process for the gas-phase polymerization olefins | Emerging Cross-Sectional Technologies | 20 | Expired |
| US6451726B1 | Pre-polymerized catalyst components for the polymerization of olefins | Emerging Cross-Sectional Technologies | 19 | Expired |
| US6677403B1 | Propylene resin composition | Chemistry; Metallurgy | 19 | Expired |
| US7169871B2 | Propylene polymers | Chemistry; Metallurgy | 19 | Expired |
| US7981982B2 | Process for the preparation of soft propylene polymer compositions | Emerging Cross-Sectional Technologies | 18 | Active |
| US7332556B2 | Crystalline polymers of propylene having improved processability in the molten state and process for their preparation | Chemistry; Metallurgy | 18 | Active |
| US6489019B1 | High surface gloss, co-extruded sheets from olefin polymer materials | Emerging Cross-Sectional Technologies | 18 | Expired |
| US6586531B2 | Polyolefin masterbatch and composition suitable for injection molding | Chemistry; Metallurgy | 18 | Expired |
| US6569945B2 | Polyolefin composition containing low viscosity propylene homopolymer, fiber and extensible non-woven fabric prepared therefrom | Emerging Cross-Sectional Technologies | 17 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.