Granted Patent
Utility
US 5,536,263 · App. 08/219,982
Non-occulusive adhesive patch for applying medication to the skin
Inventors:
David Rolf, Elisabeth K. S. Urmann
Patented Case
View Patent ↗
Granted: Jul 16, 1996
Filed: Mar 30, 1994
Inventors
David Rolf
Elisabeth K. S. Urmann
Assignee (at issue)
LecTec Corporation
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.