Granted Patent
Utility
US 4,873,266 · App. 07/003,977
Menthone enhancement of transdermal drug delivery
Inventors:
Thomas W. Leonard, Karol K. Mikula, Marcia S. Schlesinger
Patented Case
View Patent ↗
Granted: Oct 10, 1989
Filed: Jan 16, 1987
Inventors
Thomas W. Leonard
Karol K. Mikula
Marcia S. Schlesinger
Assignee (at issue)
Amerimas Home Products, 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.