Issued Patents All Time
Showing 51–72 of 72 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8378045 | Thermoformed article with high stiffness and good optics | John Kaarto, Tak W. Leung | 2013-02-19 |
| 8288304 | Procatalyst composition with adamantane and method | Tak W. Leung, Tao Tao, Kuanqiang Gao | 2012-10-16 |
| 8288585 | Procatalyst composition with substitute 1,2-phenylene aromatic diester internal donor and method | Tak W. Leung, Tao Tao | 2012-10-16 |
| 8263692 | Propylene-based polymer, articles, and process for producing same | William G. Sheard | 2012-09-11 |
| 8222357 | Procatalyst composition with multiple internal donor having silyl ester and method | — | 2012-07-17 |
| 8178633 | Gas-phase polymerization process having multiple flow regimes | Ping Cai, Jan W. Van Egmond, Michael W. Tilston | 2012-05-15 |
| 8106138 | Random propylene copolymer compositions, articles and process | William G. Sheard, Daniel W. Baugh, III, Peter S. Martin | 2012-01-31 |
| 8088872 | Procatalyst composition including silyl ester internal donor and method | Tak W. Leung, Tao Tao | 2012-01-03 |
| 8067510 | High melt flow propylene impact copolymer and method | William G. Sheard, Jeffrey D. Goad | 2011-11-29 |
| 7989383 | Self limiting catalyst composition and propylene polymerization process | Richard E. Campbell, Jr. | 2011-08-02 |
| 7935766 | Propylene impact copolymer and method | William G. Sheard | 2011-05-03 |
| 7893003 | Catalyst composition with mixed selectivity control agent and method | — | 2011-02-22 |
| 7781363 | Self limiting catalyst composition and propylene polymerization process | Richard E. Campbell, Jr. | 2010-08-24 |
| 7687426 | Catalyst composition with monocarboxylic acid ester internal donor and propylene polymerization process | Jeffery S. Bradley, William G. Sheard, Michael Zummallen | 2010-03-30 |
| 7678868 | Self limiting catalyst composition and propylene polymerization process | Richard E. Campbell, Jr. | 2010-03-16 |
| 7601664 | Olefin polymerization catalyst compositions and method of preparation | Richard A. Kemp, Thomas L. Nemzek | 2009-10-13 |
| 7491670 | Self limiting catalyst composition and propylene polymerization process | Richard E. Campbell, Jr. | 2009-02-17 |
| 7420021 | Self-extinguishing catalyst composition with monocarboxylic acid ester internal door and propylene polymerization process | — | 2008-09-02 |
| 7393910 | Catalyst composition for ethylene polymerization | Richard E. Campbell, Jr., Roger B. Painter, Robert N. Reib, Michael W. Tilston | 2008-07-01 |
| 7393806 | Catalyst composition with monocarboxylic acid ester internal donor and propylene polymerization process | Jeffery S. Bradley, William G. Sheard, Michael Zummallen | 2008-07-01 |
| 7381779 | Self limiting catalyst composition with dicarboxylic acid ester internal donor and propylene polymerization process | Richard E. Campbell, Jr. | 2008-06-03 |
| 7141635 | Catalyst composition and polymerization process using mixtures of selectivity control agents | Thomas L. Nemzek | 2006-11-28 |