Granted Patent
Utility
US 5,270,346 · App. 07/973,239
Penetration enhancers for transdermal delivery of systemic agents
Inventors:
Gevork Minaskanian, James V. Peck, Eric L. Nelson
Patented Case
View Patent ↗
Granted: Dec 14, 1993
Filed: Nov 6, 1992
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.