Granted Patent
Utility
US 5,201,928 · App. 07/718,001
Glass sheet forming method and apparatus
Inventors:
Karl-Heinz Dicks, Eustace H. Mumford
Patented Case
View Patent ↗
Granted: Apr 13, 1993
Filed: Jun 20, 1991
Inventors
Karl-Heinz Dicks
Eustace H. Mumford
Assignee (at issue)
Glasstech, 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.