Equistar Chemicals, LP
🏢 View company profile →410Patents
168Active
410Granted
49Portfolio score
Filing activity: Jun 5, 1991 → May 20, 2022 · 103 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6388013B1 | Polyolefin fiber compositions | Chemistry; Metallurgy | 117 | Expired |
| US6303842A | Method of producing olefins from petroleum residua | Chemistry; Metallurgy | 99 | Expired |
| US6211311A | Supported olefin polymerization catalysts | Chemistry; Metallurgy | 95 | Expired |
| US6743961B2 | Olefin production utilizing whole crude oil | Chemistry; Metallurgy | 95 | Expired |
| US7019187B2 | Olefin production utilizing whole crude oil and mild catalytic cracking | Chemistry; Metallurgy | 78 | Expired |
| US6232260A | Single-site catalysts for olefin polymerization | Emerging Cross-Sectional Technologies | 69 | Expired |
| US7550642B2 | Olefin production utilizing whole crude oil/condensate feedstock with enhanced distillate production | Chemistry; Metallurgy | 66 | Active |
| US6979757B2 | Olefin production utilizing whole crude oil and mild controlled cavitation assisted cracking | Chemistry; Metallurgy | 61 | Expired |
| US5902866A | Azaborolinyl metal complexes as olefin polymerization catalysts | Chemistry; Metallurgy | 57 | Expired |
| US6177516A | Adhesives and composite structures formed therewith | Chemistry; Metallurgy | 55 | Expired |
| US7404889B1 | Hydrocarbon thermal cracking using atmospheric distillation | Chemistry; Metallurgy | 52 | Active |
| US6127484A | Olefin polymerization process | Chemistry; Metallurgy | 49 | Expired |
| US7374664B2 | Olefin production utilizing whole crude oil feedstock | Chemistry; Metallurgy | 47 | Active |
| US7858834B2 | Olefin production utilizing a feed containing condensate and crude oil | Chemistry; Metallurgy | 44 | Active |
| US7396449B2 | Olefin production utilizing condensate feedstock | Chemistry; Metallurgy | 42 | Active |
| US7744747B2 | Olefin production utilizing whole crude oil/condensate feedstock with a partitioned vaporization unit | Chemistry; Metallurgy | 40 | Active |
| US5962598A | Polyethlene film composition having broad molecular weight distribution and improved bubble stability | Chemistry; Metallurgy | 38 | Expired |
| US6767975B1 | Olefin polymerization with pyridine moiety-containing singe-site catalysts | Chemistry; Metallurgy | 37 | Expired |
| US6559251B1 | Process for making low-density polyolefins | Emerging Cross-Sectional Technologies | 34 | Expired |
| US6583209B2 | Propylene polymer composites having improved melt strength | Chemistry; Metallurgy | 32 | Expired |
| US6441084B1 | Semi-conductive compositions for wire and cable | Chemistry; Metallurgy | 32 | Expired |
| US7230054B2 | Polymer resins with improved environmental stress crack resistance | Chemistry; Metallurgy | 31 | Expired |
| US6355733B1 | Polyethylene blends and films | Chemistry; Metallurgy | 31 | Expired |
| US8475898B2 | Polyolefin resin blends for crack-resistant pipe | Emerging Cross-Sectional Technologies | 30 | Active |
| US6894115B2 | Dual-functionalized adhesive compositions | Chemistry; Metallurgy | 29 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.