Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5432154 | Ethers for aromatizing purposes | Johannes T. De Heij, Harrie Renes | 1995-07-11 |
| 5313002 | Ethers for aromatizing purposes | Johannes T. De Heij, Harrie Renes | 1994-05-17 |
| 4783558 | Flavoring and perfume compositions, flavored foodstuffs and luxury consumables and perfumed products which contain one or more spathulenols as the base material, a spathulenol derivative and a process for the preparation of spathulenols | Leendert M. van der Linde, Antonius J. A. van der Weerdt | 1988-11-08 |
| 4704232 | Flavouring and perfume compositions, flavoured foodstuffs and luxury consumables and perfumed products which contain one or more spathulenols as the base material, a spathulenol derivative and a process for the preparation of spathulenols | Leendert M. van der Linde, Antonius J. A. van der Weerdt | 1987-11-03 |
| 4687599 | Perfume compositions and perfumed products which contain one or more 4,7-alkadienals as the essential substance | Leendert M. van der Linde, Antonius J. A. van der Weerdt | 1987-08-18 |