Issued Patents 2017
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9758469 | Process for the preparation of 2-substituted-1,4-benzenediamines and salts thereof | Garry Steven Garrett, Heike Gertrud Abel, Armin Osan, John Michael Gardlik, Bryan Patrick Murphy +1 more | 2017-09-12 |
| 9695109 | Telescoping synthesis of 2-methoxymethyl-p-phenylenediamine | Heike Gertrud Abel, Armin Osan, Ingo Weber, Garry Steven Garrett | 2017-07-04 |
| 9688609 | Telescoping synthesis of 2-methoxymethyl-P-phenylenediamine | Heike Gertrud Abel, Armin Osan, Garry Steven Garrett, John Michael Gardlik, Bryan Patrick Murphy +1 more | 2017-06-27 |
| 9587116 | Azo direct dyes and method for dyeing hair using these dyes | Heike Gertrud Abel, Armin Osan, Ingo Weber | 2017-03-07 |