Hunger; Klaus
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hunger; Klaus.The latest application filed is for "process for the manufacture of a monoazo acetoacetylaminobenzimidazolone".
- Hunger; Klaus - Kelkheim DE
| Patent | Date |
|---|---|
| Process for the manufacture of a monoazo acetoacetylaminobenzimidazolone Grant 4,906,735 - Hunger March 6, 1 | 1990-03-06 |
| Azo pigment having improved hiding power and a process for its preparation Grant 4,476,052 - Hunger , et al. October 9, 1 | 1984-10-09 |
| 1,3,4-Oxadiazoles Grant 4,405,793 - Fuchs , et al. September 20, 1 | 1983-09-20 |
| Pigments of mixtures of methoxynitrobenzene-azo-methoxy-acetanilides Grant 4,251,441 - Frolich , et al. February 17, 1 | 1981-02-17 |
| Phthalocyanine dyestuffs and process for preparing them Grant 4,033,980 - Meininger , et al. July 5, 1 | 1977-07-05 |
| Modified form of a disazo pigment Grant 3,974,136 - Hunger , et al. August 10, 1 | 1976-08-10 |
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