Issued Patents All Time
Showing 126–150 of 163 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4579938 | Water soluble thiophen-2-ylazopyrazole compounds as colorants for polyamides and wool | — | 1986-04-01 |
| 4568738 | Thiophen-2-ylazopyrazole compounds as colorants for textile fibers | Clarence A. Coates, Jr. | 1986-02-04 |
| 4562248 | Azo dyes from unsubstituted or substituted 3-amino-pyridine and aryl or heterocyclic couplers | Jean Carroll Fleischer | 1985-12-31 |
| 4530997 | Azo dyes from sulfonated 3-sulfonated 3-amino-2,1-benzisothiazoles with 1,2,3,4-tetrahydroquinoline or 2,3-dihydro-1,4-benzoxazine couplers | Ralph R. Giles | 1985-07-23 |
| 4528368 | Azo dyes from 2-amino-5-cyanomethylthio-1,3,4-thiadiazole and aniline and tetrahydroquinoline couplers | Clarence A. Coates, Jr. | 1985-07-09 |
| 4487719 | Azo dyes from substituted 3-amino-pyridines with aniline, tetrahydroquinoline and benzomorpholine couplers | — | 1984-12-11 |
| 4459229 | Heterocyclic azo dyes with couplers having sulfoaralkyl groups | Clarence A. Coates, Jr. | 1984-07-10 |
| 4456551 | Azo dyes from 2-amino-5-alkylthio-1,3,4-thiadiazoles and N-acyloxyalkyl-m-acylamidoanilines | Clarence A. Coates, Jr. | 1984-06-26 |
| 4444684 | Azo dyes containing a diazotized 5-amino isothiazol moiety having thereon a sulfonic acid or salt group | Bill A. Eller | 1984-04-24 |
| 4419289 | Isothiazole type azo dyes containing imidazo type couplers | Jean Carroll Fleischer, Gary T. Clark | 1983-12-06 |
| 4407749 | AZO Dyes from 2-sulfonated, sulfated or thiosulfated organothiothiadiazole and aniline, tetrahydroquinoline, or benzomorpholine couplers | Clarence A. Coates, Jr., John Fisher | 1983-10-04 |
| 4403092 | Polyesters containing copolymerized, anthraquinone colorant compounds containing sulfonamido groups | Thomas G. Davis, Ralph R. Giles | 1983-09-06 |
| 4400318 | Substituted 5-acyl-3-carbamoyl-2-thienyl azo dyes with aniline, tetrahydroquinoline, and benzomorpholine couplers, process of manufacture, and polyamide testile materials dyed therewith | Clarence A. Coates, Jr. | 1983-08-23 |
| 4397781 | Azo dyes from 2-amino-3-nitro-5-acylthiophene | Gary T. Clark | 1983-08-09 |
| 4396547 | Acid azo dyes containing heterocyclic couplers | Clarence A. Coates, Jr. | 1983-08-02 |
| 4395368 | Azo dyes from 2-amino-5-organothio-1,3,4-thiadiazoles and N-cyanoethyl-m-acylamidoanilines | Clarence A. Coates, Jr. | 1983-07-26 |
| 4380633 | Methine dyes from tetrahydroquinoline compounds containing N-thioether substituents | Clarence A. Coates, Jr. | 1983-04-19 |
| 4374767 | Substituted ether or thioether isothiazole azo dyes | Jean Carroll Fleischer | 1983-02-22 |
| 4374769 | Water-soluble tris phenyl bisazo dyes for polyamide fibers | Ralph R. Giles | 1983-02-22 |
| 4359570 | Colored polyester containing copolymerized dyes as colorants | Thomas G. Davis | 1982-11-16 |
| 4354970 | Indoline coupled isothiazole azo dyes | Jean Carroll Fleischer, Gary T. Clark | 1982-10-19 |
| 4324719 | Azo dyes from aminophthalimides and aniline, tetrahydroquinoline, and benzomorpholine couplers having thiosulfate groups | Clarence A. Coates, Jr. | 1982-04-13 |
| 4305874 | Aniline azo dyes from 1,2,3,4-tetrahydroquinoline and 2,3-dihydro-1,4-benzoxazine couplers containing sulfate alkyl groups | Ralph R. Giles | 1981-12-15 |
| 4302390 | Azo dyes with sulfate groups on the diazotized 2-amino thiazol and 5-amino isothiazol moiety and with aniline, tetrahydroquinoline and benzomorpholine couplers | Ralph R. Giles | 1981-11-24 |
| 4302387 | Azo dyes from 1,3,4-thiadiazol-2-yl and 1,2,4-thiadiazol-5-yl moieties bearing sulfated hydroxyalkoxycarbonyl or N-(hydroxyalkyl)carbamoyl groups on their rings | Ralph R. Giles | 1981-11-24 |