Granted Patent
Utility
US 4,741,753 · App. 07/024,956
Method and apparatus for electrically heating molten glass
Inventors:
Isac M. Sheinkop, Manoj Choudhary
Patented Case
View Patent ↗
Granted: May 3, 1988
Filed: Mar 12, 1987
Inventors
Isac M. Sheinkop
Manoj Choudhary
Assignee (at issue)
Owens-Corning Fiberglas Corp.
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.