Granted Patent
Utility
US 4,627,429 · App. 06/834,255
Storage-stable transdermal adhesive patch
Inventor:
Andrew G. Tsuk
Patented Case
View Patent ↗
Granted: Dec 9, 1986
Filed: Feb 28, 1986
Inventor
Andrew G. Tsuk
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.