Basell Polyolefine GmbH
🏢 View company profile →477Patents
243Active
477Granted
51Portfolio score
Filing activity: Feb 21, 1995 → Dec 19, 2022 · 113 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6953829B2 | Catalyst system and the use thereof | Chemistry; Metallurgy | 70 | Expired |
| US6608224B2 | Catalyst system for the polymerization of olefins | Emerging Cross-Sectional Technologies | 66 | Expired |
| US7101940B2 | Chemical compound, method for the production thereof and its use in catalyst systems for producing polyolefins | Emerging Cross-Sectional Technologies | 62 | Expired |
| US6878786B2 | Process for the polymerization of olefins | Emerging Cross-Sectional Technologies | 57 | Expired |
| US7342078B2 | Transition metal compound, ligand system, catalyst system and the use of the latter for polymerisation and copolymerisation of olefins | Emerging Cross-Sectional Technologies | 56 | Expired |
| US6417302B1 | Compounds containing boron and aluminium | Emerging Cross-Sectional Technologies | 55 | Expired |
| US7141527B1 | Catalyst system and process for the polymerization of olefins | Emerging Cross-Sectional Technologies | 53 | Expired |
| US7485685B2 | Plastics pipes of polyolefins | Emerging Cross-Sectional Technologies | 44 | Active |
| US6545093B1 | High mixture-quality bi-modal polyethylene blends | Chemistry; Metallurgy | 43 | Expired |
| US7053160B1 | Metallocene monohalogenides | Emerging Cross-Sectional Technologies | 41 | Expired |
| US6589905B1 | Method for producing a supported catalyst | Chemistry; Metallurgy | 39 | Expired |
| US6949614B1 | Catalyst system | Emerging Cross-Sectional Technologies | 38 | Expired |
| US7803736B2 | Supported chromium catalyst and its use for preparing homopolymers and copolymers of ethylene | Chemistry; Metallurgy | 37 | Expired |
| US7314903B2 | Catalyst system for the polymerization of olefins | Chemistry; Metallurgy | 37 | Expired |
| US6462135B1 | Low-odor polyethylene blends | Emerging Cross-Sectional Technologies | 36 | Expired |
| US7407591B2 | Process for the reduction of activated chromium oxide catalyst | Human Necessities | 34 | Expired |
| US6730754B2 | Process for producing substantially amorphous propylene-based polymers | Emerging Cross-Sectional Technologies | 33 | Expired |
| US6703457B2 | Propylene polymers and process for the preparation thereof | Chemistry; Metallurgy | 33 | Expired |
| US8222356B2 | Process for preparing ethylene copolymers | Emerging Cross-Sectional Technologies | 32 | Active |
| US7452949B2 | Organometallic transition metal compound, biscyclopentadienyl ligand system, catalyst system and preparation of polyolefins | Emerging Cross-Sectional Technologies | 31 | Expired |
| US7405261B2 | Organometallic transition metal compound, biscyclopentadienyl ligand system, catalyst system and process for preparing polyolefins | Emerging Cross-Sectional Technologies | 30 | Expired |
| US6713561B1 | Polyethylene moulding compound with an improved ESCR/stiffness relation and an improved swelling rate, a method for the production thereof and the use thereof | Chemistry; Metallurgy | 29 | Expired |
| US7589223B2 | Polymerization catalysts, preparation of polyolefins, organotransition metal compounds and ligands | Chemistry; Metallurgy | 29 | Expired |
| US6812185B2 | Preparation of a metal-containing supported catalyst or a supported catalyst component by impregnation of a support material | Chemistry; Metallurgy | 27 | Expired |
| US9023945B2 | Polyethylene processes and compositions thereof | Emerging Cross-Sectional Technologies | 25 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.