Granted Patent
Utility
US 4,419,487 · App. 06/370,769
Toughened polyester resins
Inventor:
Eugene H. Rowe
Patented Case
View Patent ↗
Granted: Dec 6, 1983
Filed: Apr 22, 1982
Inventor
Eugene H. Rowe
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.