Assignee
HEUMANN PHARMA GMBH & CO
DE·20 granted patents·268 citations·filing 1987–1997
Top patents by PatentIndex Score
20 records- 0196US4816455ACrystalline, anhydrous sigma-form of 2-(4-(2-furoyl)-(2-piperazin)-1-yl)-4-amino-6,7-dimethoxy-quinazoline hydrochloride and a process for its preparationHEUMANN PHARMA GMBH & CO·Filed 1987·Granted Mar 28, 1989·72 cites·3 claims
- 0286US4973755AStable solvent adducts of Z-1-(p-β-dimethylaminoethoxy-phenyl)-1-(p-hydroxyphenyl)-2-phenyl-but-1-eneHEUMANN PHARMA GMBH & CO·Filed 1988·Granted Nov 27, 1990·50 cites·1 claims
- 0385US4954501APiperazine substituted 6-phenyldihydro-3(2H)-pyridazinones, and pharmaceutical preparations containing theseHEUMANN PHARMA GMBH & CO·Filed 1988·Granted Sep 4, 1990·39 cites·7 claims
- 0476US4968683A6-oxo-pyridazine derivatives, a process for their preparation and medicaments containing these compoundsHEUMANN PHARMA GMBH & CO·Filed 1989·Granted Nov 6, 1990·24 cites·22 claims
- 0574US4921856ADihydropyridazinone derivatives, a process for their preparation and pharmaceutical preparations containing these compoundsHEUMANN PHARMA GMBH & CO·Filed 1988·Granted May 1, 1990·20 cites·13 claims
- 0668US4978773AProcess for the preparation of 2,6-dichlorodiphenylaminoacetic acid derivativesHEUMANN PHARMA GMBH & CO·Filed 1989·Granted Dec 18, 1990·9 cites·4 claims
- 0767US5021431AImidazolyl alkyl guanidine derivatives, processes for their preparation and pharmaceutical preparations containing these compoundsHEUMANN PHARMA GMBH & CO·Filed 1989·Granted Jun 4, 1991·8 cites·56 claims
- 0860US4957920ABenzimidazoles, and pharmaceutical preparations containing these compoundsHEUMANN PHARMA GMBH & CO·Filed 1988·Granted Sep 18, 1990·8 cites·8 claims
- 0954US4968808AProcess for the preparation of nitroethene derivativesHEUMANN PHARMA GMBH & CO·Filed 1988·Granted Nov 6, 1990·5 cites·6 claims
- 1051US6130218APolymorphic form of doxazosin mesylate (Form I)HEUMANN PHARMA GMBH & CO·Filed 1997·Granted Oct 10, 2000·10 cites·17 claims
- 1146US5108998ACardiotonic thiadiazine derivativesHEUMANN PHARMA GMBH & CO·Filed 1990·Granted Apr 28, 1992·3 cites·19 claims
- 1245US4912119AImidazolylguanidine derivatives and compositions containing these compoundsHEUMANN PHARMA GMBH & CO·Filed 1987·Granted Mar 27, 1990·4 cites·18 claims
- 1341US5039675ABenzimidazoles and pharmaceutical preparations containing these compoundsHEUMANN PHARMA GMBH & CO·Filed 1990·Granted Aug 13, 1991·5 cites·6 claims
- 1438US6133269APolymorphic form of doxazosin mesylate (form II)HEUMANN PHARMA GMBH & CO·Filed 1997·Granted Oct 17, 2000·3 cites·14 claims
- 1537US4757080A1,4-dihydropyridine derivativesHEUMANN PHARMA GMBH & CO·Filed 1987·Granted Jul 12, 1988·2 cites·6 claims
- 1636US6140334APolymorphic form of doxazosin mesylate (form III)HEUMANN PHARMA GMBH & CO·Filed 1997·Granted Oct 31, 2000·2 cites·21 claims
- 1734US5182294AImidazolyl propyl guanidine derivative and a pharmaceutical composition containing this compoundHEUMANN PHARMA GMBH & CO·Filed 1991·Granted Jan 26, 1993·1 cites·6 claims
- 1834US4948802AGuanidine carboxylic acid esters and pharmaceutical preparations containing these compoundsHEUMANN PHARMA GMBH & CO·Filed 1988·Granted Aug 14, 1990·1 cites·15 claims
- 1927US4833141A4-[4-[[2-(halophenyl)-2-[1H-tr:azol(or diazol)-1-ylmethyl)-1,3-dioxolan-4-yl]methoxy]phenyl]-piperazine-1-carbimic acids having antimycotic activityHEUMANN PHARMA GMBH & CO·Filed 1987·Granted May 23, 1989·0 cites·6 claims
- 2026US5254583ASalts of 2-(2,6-dichloroanilino)-phenylacetic acid, a process for their preparation and their use for pharmaceutical preparations to be applied locallyHEUMANN PHARMA GMBH & CO·Filed 1992·Granted Oct 19, 1993·2 cites·5 claims
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