Granted Patent
Utility
US 4,822,396 · App. 07/220,334
Method of shaping a coated glass sheet on a shaping die
Inventors:
Barry P. Reinherz, Robert M. Sullivan
Patented Case
View Patent ↗
Granted: Apr 18, 1989
Filed: Jul 14, 1988
Inventors
Barry P. Reinherz
Robert M. Sullivan
Assignee (at issue)
Ciba-Geigy
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.