Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5482764 | Method for improving the bleach resistance of dyed textile fiber and product made thereby | Daniel T. McBride | 1996-01-09 |
| 5331097 | Poly(oxyalkylene) substituted xanthene colorant and method for making the same | Timothy B. Gunnell, John B. Hines | 1994-07-19 |
| 5250708 | Poly(oxyalkylene) substituted aminophenol intermediate and xanthene colorant | — | 1993-10-05 |
| 5240644 | Polyaniline dispersion and method for making same | Hans H. Kuhn | 1993-08-31 |
| 5176851 | Method for enhancing polyaniline conductivity | — | 1993-01-05 |
| 5108460 | Azo dimer and trimer fugitive tints | John B. Hines | 1992-04-28 |