Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5663459 | Intermediates for the preparation of vitamin A and carotenoids and process for their preparation | Hugues Bienayme | 1997-09-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5663459 | Intermediates for the preparation of vitamin A and carotenoids and process for their preparation | Hugues Bienayme | 1997-09-02 |