Granted Patent
Utility
US 5,149,739 · App. 07/778,553
Fiber-reinforced thermoplastic elastomer polyurethane compositions with either modified and/or unmodified polyolefins
Inventor:
Biing-Lin Lee
Patented Case
View Patent ↗
Granted: Sep 22, 1992
Filed: Aug 26, 1991
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.