Granted Patent
Utility
US 5,783,208 · App. 08/683,892
Transdermal drug delivery matrix for coadministering estradiol and another steroid
Inventors:
Srinivasan Venkateshwaran, Charles D. Ebert
Patented Case
View Patent ↗
Granted: Jul 21, 1998
Filed: Jul 19, 1996
Inventors
Srinivasan Venkateshwaran
Charles D. Ebert
Assignee (at issue)
TheraTech, 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.