Granted Patent
Utility
US 4,662,925 · App. 06/806,985
Horizontal press bending of heat softened glass sheets
Inventors:
Edward A. Thimons, Robert G. Frank, Michael T. Fecik, George R. Claassen, John J. Ewing, Samuel L. Seymour
Patented Case
View Patent ↗
Granted: May 5, 1987
Filed: Dec 9, 1985
Inventors
Edward A. Thimons
Robert G. Frank
Michael T. Fecik
George R. Claassen
John J. Ewing
Samuel L. Seymour
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.