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Patent applications and USPTO patent grants for Heise; Arend.The latest application filed is for "1,4-dihydropyridazine-3-carboxylic acid derivatives, a process for their preparation and their use as antihypertensives".
Patent | Date |
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1,4-Dihydropyridazine-3-carboxylic acid derivatives, a process for their preparation and their use as antihypertensives Grant 4,280,998 - Franckowiak , et al. July 28, 1 | 1981-07-28 |
Nitro-substituted 1,4-dihydropyridines, processes for _their production and their medicinal use Grant 4,248,873 - Bossert , et al. February 3, 1 | 1981-02-03 |
1,4-Dihydropyridine derivatives substituted in the 2 position, and their use as medicaments Grant 4,188,395 - Bossert , et al. February 12, 1 | 1980-02-12 |
Benzodiazepine-diones, a process for their production and their use as medicaments Grant 4,187,306 - Mayer , et al. February 5, 1 | 1980-02-05 |
1,4-Dihydro-2,6-dimethyl-4-(3-nitrophenyl)-3,5-pyridinedicarboxylic acid ester, and its use as a peripheral vasodilator Grant 4,166,855 - Wehinger , et al. September 4, 1 | 1979-09-04 |
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