Granted Patent
Utility
US 5,902,600 · App. 07/994,536
Hydrogel polymer wound dressing
Inventors:
William H. Woller, David Jones
Patented Case
View Patent ↗
Granted: May 11, 1999
Filed: Dec 21, 1992
Inventors
William H. Woller
David Jones
Assignee (at issue)
HEALTHPOINT, LTD.
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.