Granted Patent
Utility
US 4,643,180 · App. 06/707,113
Antimicrobial dressing
Inventors:
David A. Feld, Toby A. Soto
Patented Case
View Patent ↗
Granted: Feb 17, 1987
Filed: Feb 28, 1985
Inventors
David A. Feld
Toby A. Soto
Assignee (at issue)
Surgikos, 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.