Granted Patent
Utility
US 5,492,336 · App. 08/183,386
O-ring gasket material and method for making and using same
Inventors:
Eileen C. Barna, Elizabeth M. Hamilton, Eric W. Lalli, Cindy B. Lubin, Wanda F. Sparks, Alfred F. Waterland, III
Patented Case
View Patent ↗
Granted: Feb 20, 1996
Filed: Jan 19, 1994
Inventors
Eileen C. Barna
Elizabeth M. Hamilton
Eric W. Lalli
Cindy B. Lubin
Wanda F. Sparks
Alfred F. Waterland, III
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.