Issued Patents All Time
Showing 26–42 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4277406 | Novel triarylmethane compounds | — | 1981-07-07 |
| 4277407 | Novel triarylmethane compounds | — | 1981-07-07 |
| 4264506 | Process for preparing aralkyl derivatives of xanthene compounds | Alan L. Bonor, Louis Cincotta | 1981-04-28 |
| 4259498 | Process for preparing benzisothiazole-1,1-dioxide and naphtho-1,2-thiazine-1,1-dioxide compounds | Stanley M. Bloom, Alan L. Borror | 1981-03-31 |
| 4259493 | Perhalomethylcarbinol-substituted phenol and naphthol sulfamphthaleins | — | 1981-03-31 |
| 4258119 | Novel xanthene compounds and photographic products and processes employing the same | Richard L. Cournoyer | 1981-03-24 |
| 4258118 | Novel xanthene compounds and photographic products and processes employing the same | Louis Locatell, Jr., Charles M. Zepp | 1981-03-24 |
| 4255578 | Synthesis of perhalomethylcarbinol-substituted phenol and naphthol sulfamphthalein dyes from the corresponding triacylated derivatives | Louis Cincotta | 1981-03-10 |
| 4231929 | Sulfam(na)phthaleins | Stanley M. Bloom, Alan L. Borror | 1980-11-04 |
| 4228075 | Novel sulfam(na)phthaleins | Stanley M. Bloom, Alan L. Borror | 1980-10-14 |
| 4210752 | Synthesis of substituted sulfam(na)phthaleins | Louis Cincotta | 1980-07-01 |
| 4204061 | Sulfam(na)phthaleins | Stanley M. Bloom, Alan L. Borror | 1980-05-20 |
| 4195180 | Sulfam (na) phthaleins | Alan L. Borror, Louis Cincotta, Ernest W. Ellis | 1980-03-25 |
| 4191689 | Benzisothiazole-1,1-dioxide and naphtho-1,2-thiazine-1,1-dioxide compounds | Stanley M. Bloom, Alan L. Borror | 1980-03-04 |
| 4186001 | Photographic products and processes employing a 3,3 disubstituted sulfam(na)phthalein filter dye | — | 1980-01-29 |
| 4182912 | Synthesis of 5-bromopyrogallol 1,3-dimethyl ether | — | 1980-01-08 |
| 4181660 | 3-Substituted benz[d]isothiazole-1,1-dioxides | Alan L. Borror, Louis Cincotta, Ernest W. Ellis, Marcis M. Kampe | 1980-01-01 |