Donald W. DuCharme

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Cooper Township, Kalamazoo County, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Adamantyl containing guanidines
- Patent number 4,007,181
- Issue date Feb 8, 1977
- The Upjohn Company
- Donald W. DuCharme
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Compositions and methods of use of amidines for anti-arrhythmic pur...
- Patent number 3,968,211
- Issue date Jul 6, 1976
- The Upjohn Company
- Donald W. DuCharme
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Substituted morpholine guanidines for the treatment of arrhythmic c...
- Patent number 3,961,056
- Issue date Jun 1, 1976
- The Upjohn Company
- Donald W. DuCharme
- C07 - ORGANIC CHEMISTRY