Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4404367 | Glucosubstituented diterpenoid sweeteners | Rebecca A. G. Stephenson, Paul Dietrich, Grant E. DuBois | 1983-09-13 |
| 4403072 | Alkoxyethanols as solvents for coupling sulfonyl halides to polymeric amines | — | 1983-09-06 |
| 4316918 | Products including edibles colored with polymeric red colors | — | 1982-02-23 |
| 4279662 | Polymeric red colors | — | 1981-07-21 |
| 4258189 | Process for preparing orange polymeric colorants | Patricia C. Wang, Robert E. Wingard, Jr. | 1981-03-24 |
| 4249007 | Anthraquinone colorants | — | 1981-02-03 |
| 4219489 | Synthesis of steroids | William S. Johnson | 1980-08-26 |
| 4206240 | Polymeric aminoanthrapyridine orange colors | — | 1980-06-03 |
| 4196294 | Orange anthrapyridine monomeric colorants and colorant precursors | — | 1980-04-01 |
| 4182885 | Red colors | — | 1980-01-08 |