Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4526933 | Polymeric active methylene compounds, their preparation and their use in azo polymers | Daniel J. Dawson | 1985-07-02 |
| 4489197 | Polymeric active methylene compounds | Daniel J. Dawson | 1984-12-18 |
| 4382800 | Free amine-containing polymeric dyes | Robert E. Wingard, Jr. | 1983-05-10 |
| 4339237 | Free amine-containing polymeric dyes | Robert E. Wingard, Jr. | 1982-07-13 |
| 4258189 | Process for preparing orange polymeric colorants | Robert E. Wingard, Jr., Leonard A. Bunes | 1981-03-24 |
| 4204007 | 4-(Dihydroxyhexoxy)dihydrochalcone sweeteners | Robert E. Wingard, Jr., Guy A. Crosby | 1980-05-20 |