Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5646327 | Method for preparing hydroxylamines using vinylic compounds without base neutralization and reaction mixture produced thereby | Elizabeth G. Burns, Lynda W. McGarry, Lee H. Latimer | 1997-07-08 |
| 5612173 | One equivalent couplers and low PKA release dyes | Stephen P. Singer, J. Michael Buchanan | 1997-03-18 |