Edward L. Barsumian

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Danbury, CT, US

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Patents Grantslast 30 patents

Information Patent Grant
Bis(piperazinyl or homopiperazinyl)alkanes
- Patent number 4,725,597
- Issue date Feb 16, 1988
- Boehringer Ingelheim Ltd.
- John P. Devlin
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Substituted phenylalkylhomopiperazinylpropyl(ureas or thioureas) us...
- Patent number 4,661,481
- Issue date Apr 28, 1987
- Boehringer Ingelheim Pharmaceuticals, Inc.
- John P. Devlin
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Substituted phenylalkylpiperazinylpropyl (ureas or thioureas) usefu...
- Patent number 4,579,947
- Issue date Apr 1, 1986
- Boehringer Ingelheim Pharmaceuticals, Inc.
- John P. Devlin
- C07 - ORGANIC CHEMISTRY