Granted Patent
Utility
US 4,214,085 · App. 06/036,060
11-[3-Oxo-.omega.-(2- and 3-furyl)-lower-alkyl]hexahydro-2,6-methano-3-benzazocines
Inventors:
Thomas R. Lewis, William F. Michne
Patented Case
View Patent ↗
Granted: Jul 22, 1980
Filed: May 4, 1979
Inventors
Thomas R. Lewis
William F. Michne
Assignee (at issue)
Sterling Drug, 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.