Inventor
WACHTEL HELMUT
DE42 patents
⚠️ This page may combine multiple inventors who share the name “WACHTEL HELMUT”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SCHERING AG
40 patentsUS4153713AMay 8, 1979
4-(Polyalkoxyphenyl)-2-pyrrolidones (II)
SCHERING AG65 citations96
US4193926AMar 18, 1980
4-(Polyalkoxy phenyl)-2-pyrrolidones
SCHERING AG156 citations95
US4012495AMar 15, 1977
4-(Polyalkoxyphenyl)-2-pyrrolidones
SCHERING AG146 citations95
US6025376AFeb 15, 2000
Chiral methylphenyloxazolidinones
SCHERING AG32 citations92
US4186129AJan 29, 1980
5-(Substituted phenyl)-oxazolidinones and their sulfur analogs
SCHERING AG45 citations92
US6011060AJan 4, 2000
Chiral phenyldihydrofuranones as PDE-IV inhibitors
SCHERING AG27 citations91
US6060501AMay 9, 2000
Combined treatment of multiple sclerosis
SCHERING AG21 citations90
US5411966AMay 2, 1995
2, 13-disubstituted ergolines, their production and use in pharmaceutical agents
SCHERING AG22 citations90
US5401748AMar 28, 1995
2,14-disubstituted ergolines, their production and use in pharmaceutical compositions
SCHERING AG27 citations90
US4970200ANov 13, 1990
Agent for treatment of Parkinson's disease
SCHERING AG37 citations88
US5547958AAug 20, 1996
N-(8α-ergolinyl)-amides
SCHERING AG17 citations81
US5212178AMay 18, 1993
8α-acylamino ergolines and use as pharmaceutical agents
SCHERING AG17 citations81
US5158957AOct 27, 1992
2-substituted ergolines
SCHERING AG19 citations81
US4056633ANov 1, 1977
D-homo-20-ketopregnanes and method for inducing anesthesia or narcosis
SCHERING AG20 citations81
US4029777AJun 14, 1977
18-Methyl-19-nor-20-ketopregnanes and process for the preparation thereof
SCHERING AG28 citations81
US4874768AOct 17, 1989
1,2-disubstituted ergolines useful for producing central antidopanminergic or α2-receptor-blocking activity
SCHERING AG15 citations74
US4826852AMay 2, 1989
Novel ergolinyl compounds nitrogen-substituted in the 8-position, useful for treating dopamine deficiency
SCHERING AG15 citations74
US4731367AMar 15, 1988
2-substituted ergolines useful as neuroleptics and antidepressants
SCHERING AG9 citations74
US4824838AApr 25, 1989
Use of 5-(substituted phenyl)-oxazolidinone derivatives for treatment of depression
SCHERING AG7 citations73
US4045574AAug 30, 1977
D-homo-20-ketopregnanes
SCHERING AG7 citations73
US6117895ASep 12, 2000
Pharmaceutical preparations for TNF inhibition
SCHERING AG9 citations71
US4593032AJun 3, 1986
Terguride as antihypertensive
SCHERING AG6 citations71
US6191132B1Feb 20, 2001
Use of quisqualate receptor antagonists
SCHERING AG8 citations69
US5059612AOct 22, 1991
Anti-dementia drug
SCHERING AG15 citations69
US5064854ANov 12, 1991
3,4-disubstituted phenyl heterocycles and their use
SCHERING AG2 citations63
US4847262AJul 11, 1989
2-substituted ergolines having neuroleptic and antidepressant activities
SCHERING AG4 citations63
US4826851AMay 2, 1989
2-substituted ergoline urea and thio-urea derivatives having neurolyptic/dopaminergic activity
SCHERING AG5 citations63
US5037832AAug 6, 1991
2-substituted ergolines
SCHERING AG3 citations62
US4925854AMay 15, 1990
Benzimidazole derivatives
SCHERING AG4 citations62
US4766128AAug 23, 1988
Optionally 11- to 13-substituted ergoline compounds useful as medicinal agents
SCHERING AG3 citations62
US4020164AApr 26, 1977
Benzomorphan derivatives
SCHERING AG4 citations62
US4863929ASep 5, 1989
12- and 13-substituted ergoline derivatives having alpha2 -receptor-blocking effect
SCHERING AG5 citations61
US4740509AApr 26, 1988
12- and 13-bromoergolines useful for treating hypertension
SCHERING AG6 citations61
US5219862AJun 15, 1993
8 beta-substituted ergolines, process for their production and their use
SCHERING AG2 citations59
US4711891ADec 8, 1987
Use of terguride as a geriatric agent
SCHERING AG2 citations55
US4772610ASep 20, 1988
1-alkyl ergolinylthiourea derivatives and their use as antidepressant agents
SCHERING AG1 citations52
US4853390AAug 1, 1989
(2-Haloergolinyl)-N'-N'-diethylurea compounds useful as medicinal agents E.G., as neuroleptics
SCHERING AG1 citations51
US4857298AAug 15, 1989
I*-diagnostics for monoamine receptors using ergolines
SCHERING AG1 citations50
US4522820AJun 11, 1985
Trans-dihydrolisuride antipsychotic
SCHERING AG1 citations50
US5242678ASep 7, 1993
BR*-diagnostics for monoamine receptors
SCHERING AG1 citations46