Granted Patent
Utility
US 4,873,144 · App. 06/794,366
Fiber for composite reinforcement with anti-blocking finish
Inventor:
Robert M. Marshall
Patented Case
View Patent ↗
Granted: Oct 10, 1989
Filed: Nov 4, 1985
Inventor
Robert M. Marshall
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.