Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4863631 | Dimethyl substituted alkyl nitriles, perfume and bleach compositions containing same organoleptic uses thereof and process intermediates for producing same | Mark A. Sprecker | 1989-09-05 |
| 4822515 | Ethyl norbornyl alkyl ethers, organoleptic uses thereof and process for preparing same | Mark A. Sprecker, Marie R. Hanna | 1989-04-18 |
| 4772411 | Ethyl norbornyl alkyl ethers, organoleptic uses thereof and process for preparing same | Mark A. Sprecker, Marie R. Hanna | 1988-09-20 |