Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6326349 | Methylcyclotetradec-5-en-1-ones | Georg Frater, Urs Muller | 2001-12-04 |
| 6255276 | Odorant compositions containing macrocycles and processes for manufacturing the same | Georg Frater, Urs Muller | 2001-07-03 |
| 5525589 | Cyclic compounds | Franz Etzweiler | 1996-06-11 |
| 5329053 | Process for the manufacture of known odorants | — | 1994-07-12 |
| 5292902 | Process for the manufacture of odorants and intermediates used therein | — | 1994-03-08 |
| 5214160 | Acetyl-tri-and-tetramethyl-octahydronaphthalenes and fragrance compositions containing same | Franz Etzweiler, Cornelius Nussbaumer, Mario Pesaro | 1993-05-25 |
| 5180709 | Acetyl-tri-and-tetramethyl-octahydronaphthalenes and fragrance compositions containing same | Franz Etzweiler, Cornelius Nussbaumer, Mario Pesaro | 1993-01-19 |
| 5164365 | 1,1,2,3,3,6-hexamethyl-4,5,6,7-tetrahydro-5-indanone and fragrance compositions containing same | Jean-Pierre Bachmann, Mario Pesaro | 1992-11-17 |
| 5151411 | Tricyclic ketones and fragrance compositions containing same | Georg Frater | 1992-09-29 |
| 5113021 | Process for the manufacture of a mixture of .alpha.- and .beta.-irone | Georg Frater | 1992-05-12 |
| 5072019 | Process for the manufacture of 4-(2-butenylidene)-3,5,5-trimethyl-2-cyclohexen-1-one | Frank Kienzle, Erich Widmer | 1991-12-10 |
| 5015779 | Process for the manufacture of 4-(2-butenylidene)-3,5,5-trimethyl-2-cyclohexen-1-one | Frank Kienzle, Erich Widmer | 1991-05-14 |
| 4634548 | Novel bicyclic epoxides and compositions | Mario Pesaro | 1987-01-06 |
| 4617146 | Substituted bicyclo[4.3.0]non-1(6)-en-8-yl methyl ketones and fragrance and flavor compositions | Mario Pesaro, Michael Klaus | 1986-10-14 |
| 4375428 | 2-Substituted-1-acetoxy and hydroxy-1-methyl-cyclohexanes | Peter Naegeli | 1983-03-01 |
| 4277618 | 2-Substituted-1-acetoxy and hydroxy-1-methyl-cyclohexanes | Peter Naegeli | 1981-07-07 |