Issued Patents All Time
Showing 51–59 of 59 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5262546 | Process for the preparation of 5,6-diacetoxyindole | Yuh-Goo Pan | 1993-11-16 |
| 5260488 | N.sup.1 -trifluoroalkyl substituted 2-nitro-p-phenylenediamine dyes | Yuh-Guo Pan | 1993-11-09 |
| 5199955 | M-phenylenediamine coupler and oxidative dye compositions containing same | Yuh-Guo Pan, Alexander Chan | 1993-04-06 |
| 5186716 | N.sup.1 trifluoroalkyl substituted 2-nitro-p-phenylenediamine dyes and hair dyeing compositions and methods thereof | Yuh-Guo Pan | 1993-02-16 |
| 5118323 | Benzoxazine dyes | Nancy A. Botta | 1992-06-02 |
| 5055110 | Benzoxazine dyes | Nancy A. Botta | 1991-10-08 |
| 4975434 | Antiviral and anticancer cyclopentenyl cytosine | Victor E. Marquez, John S. Driscoll, Christopher K. Tseng, Alberto Haces, Robert I. Glazer | 1990-12-04 |
| 4968690 | 3-deazaneplanocin, intermediates for it, and antiviral composition and method of treatment using it | Victor E. Marquez, John S. Driscoll, Christopher K. Tseng, Alberto Haces, Robert I. Glazer | 1990-11-06 |
| 4799934 | Sulfur-containing nitroaminobenzene dyes, process and hair dye compositions | James S. Anderson | 1989-01-24 |