Gehrmann; Dietrich
Patent Applications and Registrations
Patent applications and USPTO patent grants for Gehrmann; Dietrich.The latest application filed is for "sterile freezing, drying, storing, assaying and filling process".
- Gehrmann; Dietrich - Leverkusen DE
| Patent | Date |
|---|---|
| Sterile freezing, drying, storing, assaying and filling process Grant 7,836,606 - Gehrmann , et al. November 23, 2 | 2010-11-23 |
| Sterile Freezing, Drying, Storing, Assaying and Filling Process App 20080060213 - Gehrmann; Dietrich ; et al. | 2008-03-13 |
| Dispersible polymer powders Grant 7,118,690 - Wessling , et al. October 10, 2 | 2006-10-10 |
| Freeze-drying apparatus Grant 6,931,754 - Sennhenn , et al. August 23, 2 | 2005-08-23 |
| Freeze-drying apparatus App 20040060191 - Sennhenn, Bernd ; et al. | 2004-04-01 |
| Dispersible polymer powders App 20040051084 - Wessling, Bernhard ; et al. | 2004-03-18 |
| Continuous process and apparatus for the drying and gel formation of solvent-containing gel-forming polymers App 20020112361 - Gehrmann, Dietrich ; et al. | 2002-08-22 |
| Continuous process and apparatus for the drying and gel formation of solvent-containing gel-forming polymers App 20010008048 - Gehrmann, Dietrich ; et al. | 2001-07-19 |
| Device for continuous filtration and drying of a solid suspension Grant 5,656,179 - Gehrmann , et al. August 12, 1 | 1997-08-12 |
| Process for the production of polysuccinimide or maleic amide acid Grant 5,530,091 - Wagner , et al. June 25, 1 | 1996-06-25 |
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