Granted Patent
Utility
US 5,142,044 · App. 07/467,892
Penetration enhancers for transdermal delivery of systemic agents
Inventors:
Gevork Minaskanian, James V. Peck
Patented Case
View Patent ↗
Granted: Aug 25, 1992
Filed: Jan 22, 1990
Inventors
Gevork Minaskanian
James V. Peck
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.