Granted Patent
Utility
US 5,239,005 · App. 07/983,105
Thermal aging resistant polymer alloys of polycycloolef-in polymers
Inventor:
Biing-Lin Lee
Patented Case
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Granted: Aug 24, 1993
Filed: Nov 24, 1992
Inventor
Biing-Lin Lee
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.