Granted Patent
Utility
US 4,735,924 · App. 06/763,083
Production of ceramic fibers
Inventor:
Richard M. Arons
Patented Case
View Patent ↗
Granted: Apr 5, 1988
Filed: Aug 6, 1985
Inventor
Richard M. Arons
Assignee (at issue)
Hoechst Celanese Corporation
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.