Inventor

Matthias Schramm

Inventor

Cologne, DE

Overview

1985–1999

Patent span

Human necessities

Primary field (CPC A)

Patents· 44 as inventor

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

A61Pprimary

A61PSpecific therapeutic activity of chemical compounds or medicinal preparations45%

C07DHeterocyclic compounds42%

A61KPreparations for medical, dental or toiletry purposes5%

C07CAcyclic or carbocyclic compounds4%

C07HSugars2%

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

PatentTitleYear

5,866,571'9-substituted 2-(2-n-alkoxyphenyl)-purin-6-ones'1999 5,861,404'2,9-disubstituted purin-6-ones'1999 5,721,238'2,8-disubstituted quinazolinones'1998 5,420,142'Certain 3-formyl-1, 4-dihydropyridines and their pharmaceutical composition and use'1995 5,344,944'Circulation-active dioxyalkylenearyl-dihydropyridines'1994 5,272,161'Indolesulphonamide-substituted dihydropyridines'1993 5,162,338'Circulation active 4-aminoaryldihydropryidine lactones'1992 5,138,091'1,4-dihydropyridine-threonine derivatives with cardiovascular activity'1992 5,051,433'Pharmaceutically active basic nitro-phenyl-dihydropyridine amides'1991 5,017,590'1,4-dihydropyridine-threonine compounds with cardiovascular activity'1991 5,015,650'Circulation-active basic 4-aryl-DHP amides'1991 5,008,279'Circulation-active fluoromethoxyphenyl dihydropyridine compounds'1991 4,904,665'Benzylaminoaryl-dihydropyridinelactones and their use in medicaments'1990 4,898,865'[4-(6-Oxo-1,4,5,6-tetrahydro-3-pyridazinyl) anilino hexyl 1,4-dihydro-2,6 Di methyl 5 nitro 4 aryl pyridine 3-carboxylates'1990 4,898,877'Circulation-active cyclohexenecarboxylates'1990 4,895,855'Mixture of different dihydropyridines'1990 4,886,816'Circulation-active dioxyalkylenearyl-dihydropyridines'1989 4,886,804'Circulation-active dihydropyridine ethers'1989 4,886,820'Dihydropyridine combination product comprising a dihydropyridine compound and a cardioactive nitrate'1989 4,876,254'Circulation-active substituted 5-nitro-1,4-dihydropyridines'1989 4,822,798'Circulation-active 4-phenyl-6-substituted dihydropyrimidines'1989 4,804,667'Circulation-active 4-aminoaryldihydropyridine lactones'1989 4,794,111'Dihydropyridine preparations containing .beta.-blockers'1988 4,791,122'Circulation active novel 5-aryldihydropyridines'1988 4,772,611'Circulation-active 3-amino-dihydropyridines'1988 4,772,612'Circulation-active 1,4-dihydropyridines'1988 4,769,375'Circulation-active 1,4-dihydropyridine derivatives and use thereas'1988 4,764,516'Mixtures of optically active nitrodihydropyridines active on the circulatory system'1988 4,762,853'1-oxo-1,3,4,7-tetrahydrobenzo[C]furans'1988 4,753,936'Circulation-active substituted 1,4-dihydropyridine-3-carboxylic acid piperazides'1988 4,749,714'Nifedipine isosorbide 5-monoitrate combination product'1988 4,710,501'Circulation active pyrimidinyl-dihydropyridines'1987 4,707,479'Circulation active dihydropyridine-3-carboxamides'1987 4,668,691'Circulation-active novel 7-aryl-or pyridyl-1-oxo-1,c,4,7-tetrahydrobenzofurans'1987 4,647,568'Circulation-active hydroxy-tetra-hydropyridinelactones'1987 4,645,775'Positive inotropic 3-nitro-5-substituted ester and thioester-1,4-dihydropyridines'1987 4,642,310'Circulation-active tetrahydrothienopyridines'1987 4,628,107'Intermediate 8-carboxaldehyde-(-chromone and -thiochromone) derivatives'1986 4,555,512'Circulation-active novel chromone- and thiochromone-substituted 1,4-dihydropyridine-lactones'1985 4,540,789'Circulation-active novel chromone-and thiochromone-substituted 1,4-dihydropyridines'1985 4,540,684'3-Nitro-5-amide-1,4-dihydropyridines with positive inotropic activity'1985 4,537,881'5-Nitro 1,4-dihydropyridines having a positive inotropic effect'1985 4,532,248'Method of combatting coronary and vascular diseases'1985 4,492,703'4-(2-Substituted phenyl)-1,4-dihydropyridine-3,5-dicarboxylic acid esters active on blood circulation'1985

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1985–1999Patents assigned to BAYER AG (44)· patent assignee history

1985–1992Based in Cologne, DE· patent location history

1988Based in Koeln, DE· patent location history

1993–1999Based in Leverkusen, DE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
BAYER AG	44	1985–1999

Locations

Location	Patents	Span
Cologne, DE	37	1985–1992
Leverkusen, DE	6	1993–1999
Koeln, DE	1	1988