Issued Patents All Time
Showing 25 most recent of 52 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7691955 | Catalyst activation and resins therefrom | Scott Roger, Thomas W. Towles, Stanley J. Katzen | 2010-04-06 |
| 7632901 | Catalyst system and process | Stanley J. Katzen, Zerong Lin, James Kendrick, Scott Roger | 2009-12-15 |
| 7494626 | Methods of delivering catalyst systems for propylene polymerization | Lawrence C. Smith, James Charles Vizzini, Ted A. Powell, Terry J. Burkhardt, Shiaw Ju | 2009-02-24 |
| 7384885 | Catalyst activation and resins therefrom | Scott Roger, Thomas W. Towles, Stanley J. Katzen | 2008-06-10 |
| 7381778 | Method of preparing a treated support | Stanley J. Katzen | 2008-06-03 |
| 7375169 | Method for catalyst preparation and improved polyethylene blow molding resin | Edward F. Smith, Stanley J. Katzen, Thomas W. Towles | 2008-05-20 |
| 7262259 | Method of preparing a treated support | Stanley J. Katzen | 2007-08-28 |
| 7232868 | Methods of delivering catalyst systems for propylene polymerization | Lawrence C. Smith, James Charles Vizzini, Ted A. Powell, Terry J. Burkhardt, Shiaw Ju | 2007-06-19 |
| 7217676 | Hydrophobization and silica for supported catalyst | George Rodriguez, Matthew C. Kuchta, David H. McConville, Terry J. Burkhardt | 2007-05-15 |
| 7192901 | Method of preparing a treated support | Stanley J. Katzen | 2007-03-20 |
| 7026040 | Oriented films from improved propylene polymers | Aspy K. Mehta, Michael Chen, Chon-Yie Lin, James J. McAlpin, Kelly Tormaschy | 2006-04-11 |
| 6921798 | Polymerization process | James Kendrick, Scott Roger, Stanley J. Katzen, Zerong Lin | 2005-07-26 |
| 6846770 | Highly active supported catalyst compositions | — | 2005-01-25 |
| 6809057 | Chromium compounds and olefin polymerization processes utilizing them | Zerong Lin, Robert T. Li, Stanley J. Katzen, David H. McConville | 2004-10-26 |
| 6806316 | Propylene polymers for oriented films | Aspy K. Mehta, Michael Chen, Chon-Yie Lin, James J. McAlpin, Kelly Tormaschy | 2004-10-19 |
| 6667272 | Highly active supported catalyst compositions | — | 2003-12-23 |
| 6664348 | Highly active supported catalyst compositions | — | 2003-12-16 |
| 6583227 | Propylene polymers for films | Aspy K. Mehta, Michael Chen, James J. McAlpin, Kelly Tormaschy, Chon-Yie Lin | 2003-06-24 |
| 6576306 | Propylene polymers for films | Aspy K. Mehta, Michael Chen, James J. McAlpin, Kelly Tormaschy, Chon-Yie Lin | 2003-06-10 |
| 6524988 | Highly active supported catalyst compositions | — | 2003-02-25 |
| 6368999 | Highly active supported catalyst compositions | — | 2002-04-09 |
| 6140432 | Polymerization catalyst systems, their production and use | Agapios K. Agapiou, Chi-I Kuo, Michael E. Muhle | 2000-10-31 |
| 6124230 | Polymerization catalyst systems, their production and use | Jeffrey L. Brinen | 2000-09-26 |
| 6117955 | Polymerization catalyst systems, their production and use | Agapios K. Agapiou, Chi-I Kuo, Michael E. Muhle | 2000-09-12 |
| 6114479 | Polymerization catalyst systems, their production and use | Jeffrey L. Brinen | 2000-09-05 |