Issued Patents All Time
Showing 376–400 of 537 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6107230 | Compositions that can produce polymers | Kathy S. Collins, Marvin M. Johnson, James L. Smith, Elizabeth A. Benham, Gil R. Hawley +2 more | 2000-08-22 |
| 6037433 | Olefin polymerization processes and products thereof | Joel L. Martin, Steven J. Secora, Elizabeth A. Benham, Eric T. Hsieh, Timothy W. Johnson | 2000-03-14 |
| 6034186 | Olefin polymerization processes and products thereof | Joel L. Martin, Steven J. Secora, Elizabeth A. Benham, Eric T. Hsieh, Timothy W. Johnson | 2000-03-07 |
| 5866661 | Ethylene polymerization processes and products thereof | Elizabeth A. Benham, John D. Stewart, Lonnie J. Dodson, Charles R. Nease | 1999-02-02 |
| 5654249 | Chromium catalyst compositions and polymerization processes therewith | Kent W. Rollmann, Elizabeth A. Benham, William M. Whitte, William R. Coutant, F. Wallace Bailey | 1997-08-05 |
| 5648439 | Process for producing polyolefins | Joseph Bergmeister, III, Scott E. Kufeld | 1997-07-15 |
| 5641842 | Ethylene copolymerization process | Rickey D. Badley, Bruce E. Kreischer, Joseph S. Shveima | 1997-06-24 |
| 5627247 | Organometallic fluorenyl compounds and use thereof in olefin polymerization | Helmut G. Alt, Gil R. Hawley, Paul D. Smith, Syriac J. Palackal, Michael Schmid +4 more | 1997-05-06 |
| 5624877 | Process for producing polyolefins | Joseph Bergmeister, III, Scott E. Kufeld | 1997-04-29 |
| 5610247 | Unbridged metallocenes of 9-substituted fluorenyl compounds and use thereof | Helmut G. Alt, Syriac J. Palackal, Konstantinos Patsidis, M. Bruce Welch, Rolf L. Geerts +5 more | 1997-03-11 |
| 5599887 | Chromium catalyst compositions and ethylene polymerization processes therewith | Rickey D. Badley, Kent W. Rollmann | 1997-02-04 |
| 5595953 | Chromium catalyst compositions | Elizabeth A. Benham, Rickey D. Badley | 1997-01-21 |
| 5576263 | Chromium catalyst compositions and ethylene polymerization processes therewith | Rickey D. Badley, Kent W. Rollmann | 1996-11-19 |
| 5508362 | Chromium catalyst compositions and polymerization processes therewith | Kent W. Rollmann, Elizabeth A. Benham, William M. Whitte, William R. Coutant, F. Wallace Bailey | 1996-04-16 |
| 5486584 | Chromium catalyst compositions | Rickey D. Badley, Elizabeth A. Benham | 1996-01-23 |
| 5459203 | Ethylene cone-shell polymer powders | Rolf L. Geerts, Elizabeth A. Benham | 1995-10-17 |
| 5444132 | Controlled addition of alkali or alkaline earth salts to a chromium oxide catalyst | Donald R. Witt, Elizabeth A. Benham | 1995-08-22 |
| 5438027 | Chromium compounds and uses thereof | William K. Reagen | 1995-08-01 |
| 5436305 | Organometallic fluorenyl compounds, preparation, and use | Helmut G. Alt, Syriac J. Palackal, Konstantinos Patsidis, M. Bruce Welch, Rolf L. Geerts +3 more | 1995-07-25 |
| 5401820 | Olefin polymers prepared by polymerization with treated alumina supported chromium | Paul D. Smith, Donald D. Norwood | 1995-03-28 |
| 5399622 | System of chromium catalyst and yttrium catalyst, olefin polymerization process, and polymer | Rolf L. Geerts, Elizabeth A. Benham | 1995-03-21 |
| 5382738 | Chromium compounds and uses in trimerization or oligomerization | William K. Reagen | 1995-01-17 |
| 5378764 | Polyethylene blends | Elizabeth A. Benham, F. Wally Bailey, John D. Wehmeyer | 1995-01-03 |
| 5364915 | Ethylene polymerization process | Elizabeth A. Benham | 1994-11-15 |
| 5362825 | Catalysts for polymerizing olefins and methods | Gil R. Hawley, Jesse R. Harris, David R. Battiste | 1994-11-08 |