Inventor

Friedrich Bossert

Inventor

Wuppertal, DE

Overview

1976–1991

Patent span

Chemistry

Primary field (CPC C)

Patents· 78 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

C07Dprimary

C07DHeterocyclic compounds60%

A61KPreparations for medical, dental or toiletry purposes21%

A61PSpecific therapeutic activity of chemical compounds or medicinal preparations18%

C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium1%

C07HSugars1%

PatentTitleYear

5,026,714'Novel 1-alkyl-substituted 1,4-dihydropyridinelactone anti-diabetics'1991 4,895,855'Mixture of different dihydropyridines'1990 4,849,433'The compound, (.revreaction.)1,4-dihydro-2,6-dimethyl-4-(2\'-nitrophenyl)-pyridine-3,5- dicarboxylic acid, methyl isobutyl ester, compositions containing same and a method for effecting coronary dilation'1989 4,721,719'Dihydropyridinelactols and their use as medicaments which influence blood sugar'1988 4,555,512'Circulation-active novel chromone- and thiochromone-substituted 1,4-dihydropyridine-lactones'1985 4,551,467'Vasodilating cyanoalkyl esters of 1,4-dihydropyridines'1985 4,532,248'Method of combatting coronary and vascular diseases'1985 4,510,310'1,4-Dihydro-2,6-dimethyl-4-(2\'-chlorophenyl)-3,5-dicarboxylic acid,methyl or ethyl,trifluoroethyl ester'1985 4,483,985'Production of 1,4-dihydropyridinecarboxylic acids'1984 4,406,906'Cerebral therapeutic agent and its use'1983 4,360,520'1,4-Dihydropyridazine compounds, and their medicinal use'1982 4,348,395'1,4-Dihydropyridazine compounds'1982 4,285,955'1,4-Dihydropyridinecarboxylic acids'1981 4,280,998'1,4-Dihydropyridazine-3-carboxylic acid derivatives, a process for their preparation and their use as antihypertensives'1981 4,256,749'Fluorine-containing 1,4-dihydropyridine compounds, pharmaceutical compositions thereof and their medicinal use'1981 4,248,873'Nitro-substituted 1,4-dihydropyridines, processes for _their production and their medicinal use'1981 4,188,395'1,4-Dihydropyridine derivatives substituted in the 2 position, and their use as medicaments'1980 4,179,500'1,4-Dihydropyridine-sugar derivatives, and their use as medicaments'1979 4,177,278'2-Alkyleneaminodihydropyridines compounds, their production and their medicinal use'1979 4,166,855'1,4-Dihydro-2,6-dimethyl-4-(3-nitrophenyl)-3,5-pyridinedicarboxylic acid ester, and its use as a peripheral vasodilator'1979 4,162,321'Sulphur-containing amino-dihydropyridines, and their use as medicants'1979 4,154,839'2,6-Dimethyl -3-carboxymethoxy-4-(2-nitrophenyl)-5-carbisobutoxy-1,4-dihydropyridine'1979 4,146,627'Aminoalkylideamino-1,4-dihydropyridines and their use as medicaments'1979 4,136,187'Antihypertensive 2-amino-4,5-dihydropyridine derivatives'1979 4,053,614'1,2-Pentamethylene-1,4-dihydropyridine derivatives'1977 4,049,662'4-Quinoline and isoquinoline substituted 2,6-diamino-1,4-dihydropyridine derivatives'1977 4,048,171'1,4-Dihydropyridines'1977 4,044,141'1,4-Dihydropyridines'1977 4,038,399'1,4-Dihydropyridine carboxylic acid esters useful as coronary vessel dilators and anti-hypertensives'1977 4,031,104'1,4-Dihydropyridine carboxylic acid esters'1977 4,024,261'Compositions and methods employing tetrahydroindolizine derivatives'1977 4,022,898'2-Amino-4-pyrimidyl-1,4-dihydropyridine derivatives'1977 4,020,178'1,4-Dihydropyridine esters used as coronary dilators and anti-hypertensives'1977 4,016,277'4-Quinoline and 4-isoquinoline derivatives of 2,6-diamino-1,4-dihydropyridine'1977 4,004,015'Bicyclic derivatives of 1,4-dihydropyridine as antihypertensive agents and coronary vessel dilators'1977 4,004,014'2-Amino-6-dialkylaminodihydropyridines, their production, pharmaceutical compositions and methods of use thereof'1977 4,002,762'2-Amino-3,4-dihydropyridines used to effect coronary vessel dilation and treat hypertension'1977 4,001,235'2-Amino-1,4-dihydropyridine derivatives'1977 4,001,252'2-Amino-3,4-dihydropyridines'1977 4,001,258'2-Amino-1,4-dihydropyridine derivatives'1977 4,001,259'3,6-Diamino-3,4-dihydro-2-pyridones'1977 3,996,234'1,4-Dihydropyridine carboxylic acid esters'1976 3,992,545'2-Amino-4,5-dihydropyridine derivatives in pharmaceutical compositions'1976 3,989,708'2-Amino-1,4-dihydropyridine derivatives'1976 3,988,458'Bicyclic derivatives of 1,4-dihydropyridine 3,5-carboxylic acid esters'1976 3,987,176'Composition and use of 3,4-dihydropyridones as vasodilators and antihypertensive agents'1976 3,981,893'2-Amino-4 H-pyrane'1976 3,981,882'Process for preparing 4-aryl of hetero-6-amino-3,4-dihydropyrid-2-one-3,5-dicarboxylic acid ester'1976 3,974,290'Vasodilating and antihypertensive compositions and methods of effecting vasodilation and treating hypertension utilizing 2-amino-4H pyrane as the active agent'1976 3,974,275'1,4-Dihydropyridine carboxylic acid esters useful as coronary vessel dilators and anti-hypertensives'1976 3,974,278'1,4-Dihydropyridine esters'1976 3,971,791'2-Amino-1,4-dihydropyridine derivatives'1976 3,971,790'2-Amino-1,4-dihydropyridine derivatives'1976 3,971,796'1,4-Dihydropyridine esters'1976 3,968,117'1,4-Dihydropyridines'1976 3,966,948'Spasmolytic, vaso-dilating and anti-hypertensive compositions and methods'1976 3,966,767'2-Amino-4 H-pyrane'1976 3,959,292'2-Amino-4,5-dihydropyridine derivatives'1976 3,959,296'1,4-Dihydropyridines'1976 3,959,474'2,6-Diamino-1,4-dihydropyridine-3,5-dicarboxylic acid esters used as coronary vessel dilators and anti-hypertensive agents'1976 3,957,998'Use of 2,6-diamino-4-substituted-1,4-dihydropyridine-3,5-dicarboxylic acid esters for effecting coronary vessel dilation and treating hypertension'1976 3,951,994'Tetrahydroindolizine derivatives'1976 3,951,993'2-Amino-4,5-dihydropyridine derivatives and process for their preparation'1976 3,951,992'4-Thenyl-or furyl-6-amino-3,4-dihydropyrid-2-one-3,5-dicarboxylic acid ester'1976 3,951,990'4-Aryl or hetero-6-amino-3,4-dihydropyrid-2-one-3,5-dicarboxylic acid ester'1976 3,951,991'4-Aryl-6-amino-3,4-dihydropyrid-2-one-3,5-dicarboxylic acid ester'1976 3,951,988'1,2-Pentamethylene-1,4-dihydropyridine derivatives'1976 3,950,336'2,6-Diamino-1,4-dihydropyridine derivatives'1976 3,948,923'Pentahydroqunolizine derivatives'1976 3,946,026'2-Amino-1,4-dihydropyridine derivatives'1976 3,946,027'3,5,6-Tricarboxy-4-pyridyl-1,4-dihydropyridine derivatives'1976 3,946,028'2,3,5,6-Tetracarboxy-4-pyridyl-1,4-dihydropyridine derivatives'1976 3,943,140'2,3,5,6-Tetracarboxy-1,4-dihydropyridine derivatives'1976 3,935,220'Tetrahydroimidazolo[1,2-a]pyridine derivatives'1976 3,935,223'2-Amino-1,4-dihydropyridine derivatives'1976 3,933,834'Unsymmetrical esters of N-substituted 1,4-dihydropyridine 3,5-dicarboxylic acid'1976 3,932,645'Pharmaceutical compositions containing unsymmetrical esters of 1,4-dihydropyridine 3,5-dicarboxylic acid'1976 3,932,646'Pharmaceutical compositions containing unsymmetrical esters of 1,4-dihydropyridine 3,5-dicarboxylate'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–1991Patents assigned to BAYER AG (78)· patent assignee history

1976–1991Based in Wuppertal, DE· patent location history

1976–1977Based in Wuppertal-Elberfeld, DT· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
BAYER AG	78	1976–1991

Locations

Location	Patents	Span
Wuppertal, DE	49	1976–1991
Wuppertal-Elberfeld, DT	29	1976–1977