Granted Patent
Utility
US 5,685,091 · App. 08/305,473
Sealed waterproof footwear
Inventor:
Seshamamba Yalamanchili
Patented Case
View Patent ↗
Granted: Nov 11, 1997
Filed: Sep 13, 1994
Inventor
Seshamamba Yalamanchili
Assignee (at issue)
W. L. Gore & Associates, 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.