Drewes; Rolf
Patent Applications and Registrations
Patent applications and USPTO patent grants for Drewes; Rolf.The latest application filed is for "flame retardant composition comprising a phosphonic acid metal salt and a nitrogen containing compound".
- Drewes; Rolf - Neuenburg DE
- Drewes; Rolf - Lindenfels CH
- Drewes; Rolf - Bad Bellingen DE
| Patent | Date |
|---|---|
| Flame retardant composition comprising a phosphonic acid metal salt and a nitrogen containing compound App 20060138391 - Drewes; Rolf ; et al. | 2006-06-29 |
| Halogen-containing polymers provided with an antistatic agent Grant 6,310,128 - Hilti , et al. October 30, 2 | 2001-10-30 |
| NH2-modified 6-aminouracils as stabilizers for halogenated polymers Grant 6,174,941 - Wehner , et al. January 16, 2 | 2001-01-16 |
| Rigid PVC stabilised with N,N-dimethyl-6-aminouracils Grant 5,859,100 - Wehner , et al. January 12, 1 | 1999-01-12 |
| Stabilized polyvinyl chloride Grant 5,519,077 - Drewes , et al. May 21, 1 | 1996-05-21 |
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