Granted Patent
Utility
US 4,857,405 · App. 06/631,978
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: Aug 15, 1989
Filed: Jul 18, 1984
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.