Issued Patents All Time
Showing 26–35 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4301302 | Tetraalkyl substituted tricyclic ketone | Mark A. Sprecker, James M. Sanders, William L. Schreiber, Joaquin F. Vinals, Edward J. Shuster +3 more | 1981-11-17 |
| 4301076 | Isochroman musk compounds and organoleptic uses thereof | Wilhelmus J. Wiegers, Mark A. Sprecker, Manfred H. Vock, Frederick L. Schmitt | 1981-11-17 |
| 4295978 | Use of isochroman musk compounds in augmenting or enhancing the aroma of dryer-added fabric softener articles | Wilhelmus J. Wiegers, Mark A. Sprecker, Manfred H. Vock, Frederick L. Schmitt | 1981-10-20 |
| 4293453 | Process for using bridged ketones in augmenting or enhancing the organoleptic properties of consumable materials | Mark A. Sprecker, James M. Sanders, William L. Schreiber, Joaquin F. Vinals, Edward J. Shuster +3 more | 1981-10-06 |
| 4292193 | Isochroman musk compounds and organoleptic uses thereof | Wilhelmus J. Wiegers, Mark A. Sprecker, Manfred H. Vock, Frederick L. Schmitt | 1981-09-29 |
| 4287081 | Bridged ketones, process for preparing same and use thereof in augmenting or enhancing the organoleptic properties of consumable materials | Mark A. Sprecker, James M. Sanders, William L. Schreiber, Joaquin F. Vinals, Edward J. Shuster +3 more | 1981-09-01 |
| 4285349 | Use of certain bridged ketones in augmenting or enhancing the organoleptic properties of smoking tobacco | Mark A. Sprecker, James M. Sanders, William L. Schreiber, Joaquin F. Vinals, Edward J. Shuster +3 more | 1981-08-25 |
| 4265818 | Indane alkanols and tricyclic isochromans and organoleptic uses thereof | Wilhelmus J. Wiegers, Mark A. Sprecker, Manfred H. Vock, Frederick L. Schmitt | 1981-05-05 |
| 4250200 | Flavoring with a mixture of isochroman musk compounds | Wilhelmus J. Wiegers, Mark A. Sprecker, Manfred H. Vock, Frederick L. Schmitt | 1981-02-10 |
| 4250338 | Bridged ketones and process for preparing same | Mark A. Sprecker, James M. Sanders, William L. Schreiber, Joaquin F. Vinals, Edward J. Shuster +3 more | 1981-02-10 |