Granted Patent
Utility
US 4,750,806 · App. 06/745,046
Glass fibers and capillaries with high temperature resistant coatings
Inventor:
Dipak R. Biswas
Patented Case
View Patent ↗
Granted: Jun 14, 1988
Filed: Jun 17, 1985
Inventor
Dipak R. Biswas
Assignee (at issue)
Alcatel USA
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.