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Patent applications and USPTO patent grants for Marzolph; Gerhard.The latest application filed is for "process for the preparation of 1-aminonaphthalene-2,4,7-trisulphonic acid and 1-aminonaphthalene-7-sulphonic acid".
Patent | Date |
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Process for the preparation of 1-aminonaphthalene-2,4,7-trisulphonic acid and 1-aminonaphthalene-7-sulphonic acid Grant 4,873,026 - Behre , et al. October 10, 1 | 1989-10-10 |
Fungicidal N-substituted maleic acid imides Grant 4,582,849 - Marzolph , et al. April 15, 1 | 1986-04-15 |
Process for the preparation of carboxylic acids and N-tert.-alkylamines Grant 4,496,736 - Bonse , et al. January 29, 1 | 1985-01-29 |
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