Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7341715 | Method and agents on the basis of 2-mercaptopropionic acid amides for durable hair forming and a method for producing same | Beate Dannecker, Ursus Schweizer, Guenther Lang, Regina Ortmann | 2008-03-11 |
| 6399051 | Method and agents for permanently styling hair, with a base consisting of N,N-disubstituted mercaptoacetamides | Beate Dannecker, Guenther Lang, Heiko Walther | 2002-06-04 |
| 6264932 | Agent and method for permanent shaping of hair and method for the production of N-alkylmercaptoacetamides | Beate Dannecker, Gunther Lang, Heiko Walther | 2001-07-24 |
| 6162425 | Saturated, alkyl-substituted n-mercaptoacetyl heterocyclic compounds and compositions and methods for permanent shaping of hair based on same and processes for making same | Beate Dannecker, Guenter Lang, Heiko Walther | 2000-12-19 |
| 6153180 | Agent and method for permanently shaping the hair, based on n-branched-chain alkyl-substituted mercapto acetamides and process for their preparation | Guenther Lang, Beate Dannecker, Heiko Walther | 2000-11-28 |
| 6153178 | Agent and process for permanent hair wave based on mercaptoacetamides | Guenther Lang, Beate Dannecker, Heiko Walther | 2000-11-28 |
| 5985253 | Hair shaping compositions containing mercaptoethylamines and methods for the permanent shaping of hair using same | Guenther Lang, Heiko Walther, Beate Dannecker | 1999-11-16 |
| 4883652 | Tetrahydro-1,3,thiazine-2,4 diones, use thereof and skin treating compositions containing them | Rudi Rothlisberger, Friedrich Noser | 1989-11-28 |
| 4746738 | Tetrahydro-1,3-thiazin-2,4-dione derivatives | Rudi Rothlisberger, Friedrich Noser | 1988-05-24 |
| 4654339 | 3-amino-tetrahydro-1,3-thiazine-2,4-diones, utilization thereof and skin treating compositions containing said compounds | Rudi Rothlisberger, Friedrich Noser | 1987-03-31 |
| 4643997 | 3-carbamoyl- and 3-thiocarbamoyl-tetrahydro-1,3-thiazine-2-thiones and skin treating compositions containing the same | Rudi Rothlisberger, Friedrich Noser | 1987-02-17 |