Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6891007 | Method for polymerizing polar substituted cycloalkenes | Karin Weiss, Martin Thüring | 2005-05-10 |
| 6423659 | &pgr;-complex compounds | Warren Mark Kelly | 2002-07-23 |
| 6232413 | Method for producing cycloolefin (CO) polymers for use in optical data memories | Warren Mark Kelly, Andreas Stumpf, Claudia Schmid | 2001-05-15 |
| RE37106 | Process for the preparation of styrene derivatives extended at the double bond by ethylene and having a double bond remaining in the extension chain formed and new styrene derivatives extended with ethylene | — | 2001-03-20 |
| 6191241 | Method for producing high melting-point polyolefins | Warren Mark Kelly, Andreas Stumpf | 2001-02-20 |
| 6184320 | Method for producing metallocene compounds formed by two carbanions | Warren Mark Kelly | 2001-02-06 |
| 6174974 | Method for producing thermoplastic elastomers | Warren Mark Kelly, Andreas Stumpf | 2001-01-16 |
| 6172169 | Method for producing elastomers | Warren Mark Kelly, Andreas Stumpf | 2001-01-09 |
| 6156857 | Method for producing cycloolefin (co)polymers for technical applications | Warren Mark Kelly, Andreas Stumpf | 2000-12-05 |
| 6057466 | Palladium catalysts for polymerization | Uwe Denninger | 2000-05-02 |
| 6040403 | Nickel catalysts for polymerization | — | 2000-03-21 |
| 5770316 | Heat-stable polarizers | — | 1998-06-23 |
| 5705267 | Thermostable polarizers | Siegfried Thurm | 1998-01-06 |
| 5676885 | Thermostable polarizers | — | 1997-10-14 |
| 5670092 | Polarizing film | — | 1997-09-23 |
| 5650227 | Polyacetylene-containing mouldings | — | 1997-07-22 |
| RE34706 | Process for the preparation of styrene derivatives extended at the double bond by ethylene and having a double bond remaining in the extension chain formed and new styrene derivatives extended with ethylene | — | 1994-08-23 |
| 5326507 | Manufacture of polarizing films | — | 1994-07-05 |
| 5180872 | Process for the preparation of styrene derivatives extended at the double bond by ethylene and having a double bond remaining in the extension chain formed and new styrene derivatives extended with ethylene | — | 1993-01-19 |
| 5051286 | Highly effective polarizers | — | 1991-09-24 |
| 5049427 | Laminated polarizers | Hanns P. Muller, Tillmann Hassel | 1991-09-17 |
| 4849488 | Polymerization of acrylic derivatives | Josef Witte | 1989-07-18 |
| 4691036 | Organic nickel compounds, the production thereof and the use thereof as polymerization catalysts | Josef Witte, Herbert Bartl | 1987-09-01 |
| 4620021 | Organic nickel compounds, production and use thereof as catalysts in the polymerization of olefins | Josef Witte, Herbert Bartl | 1986-10-28 |
| 4537982 | Production of organic nickel compounds | Josef Witte | 1985-08-27 |