Patent assignee · US · COMPANY

Univation Technologies, LLC

519Patents
282Active
519Granted
56Portfolio score

Filing activity: Jan 21, 1997 → Mar 22, 2024 · 105 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US6207606A Mixed catalysts and their use in a polymerization process Emerging Cross-Sectional Technologies 137 Expired
US6274684A Catalyst composition, method of polymerization, and polymer therefrom Emerging Cross-Sectional Technologies 115 Expired
US6248845A Polymerization catalyst systems comprising substituted hafnocenes Emerging Cross-Sectional Technologies 109 Expired
US6242545A Polymerization catalyst systems comprising substituted hafinocenes Emerging Cross-Sectional Technologies 102 Expired
US6271323A Mixed catalyst compounds, catalyst systems and their use in a polymerization process Chemistry; Metallurgy 97 Expired
US6340730B1 Multiple catalyst system Emerging Cross-Sectional Technologies 91 Expired
US6380328B1 Catalyst systems and their use in a polymerization process Emerging Cross-Sectional Technologies 86 Expired
US6300436A Catalyst composition and methods for its preparation and use in a polymerization process Emerging Cross-Sectional Technologies 77 Expired
US6211105A Nitrogen-containing group 13 anionic complexes for olefin polymerization Emerging Cross-Sectional Technologies 71 Expired
US6956088B2 Polyethylene films with improved physical properties Emerging Cross-Sectional Technologies 71 Expired
US6689847B2 Polymerization process Emerging Cross-Sectional Technologies 71 Expired
US6147173A Nitrogen-containing group 13 anionic complexes for olefin polymerization Emerging Cross-Sectional Technologies 67 Expired
US6339134B1 Polymerization process for producing easier processing polymers Emerging Cross-Sectional Technologies 67 Expired
US6271325A Method of polymerization Emerging Cross-Sectional Technologies 67 Expired
US6159617A Ethylene polymers having superior clarity enhanced toughness, low extractables, and processing ease Emerging Cross-Sectional Technologies 63 Expired
US6936675B2 High tear films from hafnocene catalyzed polyethylenes Emerging Cross-Sectional Technologies 61 Expired
US6245868A Catalyst delivery method, a catalyst feeder and their use in a polymerization process Emerging Cross-Sectional Technologies 59 Expired
US6258903A Mixed catalyst system Chemistry; Metallurgy 58 Expired
US6303719A Olefin polymerization catalyst system Emerging Cross-Sectional Technologies 58 Expired
US6268447A Olefin polymerization catalyst Emerging Cross-Sectional Technologies 54 Expired
US6320002A Olefin polymerization catalyst Emerging Cross-Sectional Technologies 51 Expired
US6359072B1 Polyethylene films having improved optical properties Chemistry; Metallurgy 49 Expired
US6528597B2 Polymerization catalyst systems, their use, their products and articles thereof Emerging Cross-Sectional Technologies 48 Expired
US7179876B2 High tear films from hafnocene catalyzed polyethylenes Emerging Cross-Sectional Technologies 48 Expired
US7858702B2 Enhanced ESCR bimodal HDPE for blow molding applications Chemistry; Metallurgy 48 Active

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