Granted Patent
Utility
US 4,992,422 · App. 07/341,320
Compositions comprising 1-substituted azacycloalkanes
Inventors:
Gevork Minaskanian, James V. Peck, Eric L. Nelson
Patented Case
View Patent ↗
Granted: Feb 12, 1991
Filed: Apr 19, 1989
Inventors
Gevork Minaskanian
James V. Peck
Eric L. Nelson
Assignee (at issue)
Whitby Research, Inc.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.