Granted Patent
Utility
US 4,880,871 · App. 07/136,080
Fiber for reinforcing plastic composites and reinforced plastic composites therefrom
Inventors:
David S. Cordova, David R. Coffin, Stanley D. Lazarus, Steven A. Young
Patented Case
View Patent ↗
Granted: Nov 14, 1989
Filed: Dec 21, 1987
Inventors
David S. Cordova
David R. Coffin
Stanley D. Lazarus
Steven A. Young
Assignee (at issue)
AlliedSignal, 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.