Peifer; Bernd
Patent Applications and Registrations
Patent applications and USPTO patent grants for Peifer; Bernd.The latest application filed is for "polyethylenes containing a unique distribution of short chain branching".
- Peifer; Bernd - Marl DE
- Peifer; Bernd - Bayreuth DE
- Peifer; Bernd - Bartlesville OK
| Patent | Date |
|---|---|
| Polyethylenes containing a unique distribution of short chain branching Grant 6,153,716 - Welch , et al. November 28, 2 | 2000-11-28 |
| Process for preparing a bridged ligand and said bridged ligand Grant 5,728,908 - Welch , et al. March 17, 1 | 1998-03-17 |
| Method for making and using a supported metallocene catalyst system Grant 5,705,578 - Peifer , et al. January 6, 1 | 1998-01-06 |
| Organoaluminoxy product, catalyst systems, preparation, and use Grant 5,670,589 - Geerts , et al. September 23, 1 | 1997-09-23 |
| Metallocene preparation and use Grant 5,654,454 - Peifer , et al. August 5, 1 | 1997-08-05 |
| Metallocene compounds and preparation thereof containing terminal alkynes Grant 5,631,203 - Welch , et al. May 20, 1 | 1997-05-20 |
| Metallocenes and processes therefor and therewith Grant 5,616,752 - Patsidis , et al. April 1, 1 | 1997-04-01 |
| Vinly-substituted bridged metallocenes Grant 5,565,592 - Patsidis , et al. October 15, 1 | 1996-10-15 |
| Method for making and using a supported metallocene catalyst system Grant 5,498,581 - Welch , et al. March 12, 1 | 1996-03-12 |
| Process for preparing catalyst system Grant 5,492,978 - Peifer , et al. February 20, 1 | 1996-02-20 |
| Polymer bound metallocenes Grant 5,492,975 - Peifer , et al. February 20, 1 | 1996-02-20 |
| Polymer bound ligands, polymer bound metallocenes, catalyst systems, preparation, and use Grant 5,473,020 - Peifer , et al. December 5, 1 | 1995-12-05 |
| Metallocenes and processes therefor and therewith Grant 5,466,766 - Patsidis , et al. * November 14, 1 | 1995-11-14 |
| Metallocenes and processes therefor and therewith Grant 5,399,636 - Alt , et al. March 21, 1 | 1995-03-21 |
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