Granted Patent
Utility
US 4,867,150 · App. 07/005,006
Perforated elastomeric soft film and wound dressing made therewith
Inventor:
Eugene C. Gilbert
Patented Case
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Granted: Sep 19, 1989
Filed: Jan 20, 1987
Inventor
Eugene C. Gilbert
Assignee (at issue)
B. F. Goodrich Company
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.