Reng; Alwin
Patent Applications and Registrations
Patent applications and USPTO patent grants for Reng; Alwin.The latest application filed is for "pearlescent dispersions comprising fatty acid glycol ester and non-ionic surfactant".
- Reng; Alwin - Kelkheim DE
- Reng; Alwin - Frankfurt am Main DE
| Patent | Date |
|---|---|
| Pearlescent dispersions comprising fatty acid glycol ester and non-ionic surfactant Grant 5,403,508 - Reng , et al. April 4, 1 | 1995-04-04 |
| Method of increasing viscosity with fatty acid-modified polyesters and highly viscous compositions obtained thereby Grant 4,853,430 - Stuhler , et al. August 1, 1 | 1989-08-01 |
| Nonionic fluent pearl luster dispersions Grant 4,654,163 - Quack , et al. March 31, 1 | 1987-03-31 |
| Quaternary oxalkylated polyesters, a process for their preparation and their use Grant 4,606,916 - Hofinger , et al. August 19, 1 | 1986-08-19 |
| Hair shampoos and body cleansing agents having a content of alkylsulfatobetaines Grant 4,564,520 - Ehrl , et al. January 14, 1 | 1986-01-14 |
| Use of cross-linked polymers to increase the viscosity in cosmetic, pharmaceutical and technical compositions Grant 4,237,243 - Quack , et al. December 2, 1 | 1980-12-02 |
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