Granted Patent
Utility
US 5,229,196 · App. 07/766,320
Fiber reinforced ceramic glass composites having tailored coefficient of thermal expansion
Inventors:
Robert W. Seibold, Bruce W. Buller, James O. Gibson
Patented Case
View Patent ↗
Granted: Jul 20, 1993
Filed: Sep 27, 1991
Inventors
Robert W. Seibold
Bruce W. Buller
James O. Gibson
Assignee (at issue)
Hughes Aircraft 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.