Granted Patent
Utility
US 4,744,809 · App. 07/000,026
Method and apparatus for homogenizing flat glass
Inventors:
George A. Pecoraro, Joseph A. Gulotta
Patented Case
View Patent ↗
Granted: May 17, 1988
Filed: Jan 2, 1987
Inventors
George A. Pecoraro
Joseph A. Gulotta
Assignee (at issue)
PPG Industries, 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.