Patent assignee · BE · COMPANY

Fina Research, S.A.

124Patents
0Active
124Granted
40Portfolio score

Filing activity: Feb 22, 1989 → Oct 23, 2003

Most-cited patents

PatentTitleAreaCited byStatus
US6406063B1 Pipe fittings Performing Operations; Transporting 106 Expired
US6346575B1 Production of multimodal polythylene Chemistry; Metallurgy 66 Expired
US6221982A Production of polyethylene having a broad molecular weight distribution Emerging Cross-Sectional Technologies 66 Expired
US5719241A Process for producing polyolefins and polyolefin catalyst Emerging Cross-Sectional Technologies 56 Expired
US6566450B2 Production of multimodal polyethylene Chemistry; Metallurgy 54 Expired
US6433095B1 High density multimodal polyethylene Emerging Cross-Sectional Technologies 54 Expired
US6489428B1 Titanated chromium-based catalysts to produce polyethylene Emerging Cross-Sectional Technologies 53 Expired
US6355741B1 Process for producing polyolefins Emerging Cross-Sectional Technologies 52 Expired
US6579922B2 Polyolefins and uses thereof Emerging Cross-Sectional Technologies 49 Expired
US6291601A Production of polyethylene having a broad molecular weight distribution Emerging Cross-Sectional Technologies 49 Expired
US6002033A Bridged metallocenes for use in catalyst systems Emerging Cross-Sectional Technologies 49 Expired
US5914289A Supported metallocene-alumoxane catalysts for the preparation of polyethylene having a broad monomodal molecular weight distribution Emerging Cross-Sectional Technologies 47 Expired
US6218472A Production of multimodal polyethylene Chemistry; Metallurgy 44 Expired
US6200920A Titanated chromium-based catalysts to produce polyethylene Emerging Cross-Sectional Technologies 42 Expired
US6515086B1 Polyolefin production Emerging Cross-Sectional Technologies 40 Expired
US5639834A Process for producing polyethylene having a broad molecular weight distribution Chemistry; Metallurgy 39 Expired
US6482901B1 Titanated chromium/silica-aluminophosphate catalyst Chemistry; Metallurgy 38 Expired
US6423663B1 Titanated chromium/silica-aluminophosphate catalyst Chemistry; Metallurgy 37 Expired
US6569948B2 Polyethylene pipe method Emerging Cross-Sectional Technologies 35 Expired
US6977321B1 Production of propylene Emerging Cross-Sectional Technologies 32 Expired
US6541413B1 Process for producing polyolefins and polyolefin catalyst Emerging Cross-Sectional Technologies 25 Expired
US5730858A Process for converting wax-containing hydrocarbon feedstocks into high-grade middle distillate products Chemistry; Metallurgy 24 Expired
US6479589B2 Production of multimodal polyethylene Chemistry; Metallurgy 24 Expired
US5508457A Esterification process Performing Operations; Transporting 24 Expired
US6348272B1 Polyolefins and uses thereof Emerging Cross-Sectional Technologies 22 Expired

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