Granted Patent
Utility
US 5,506,057 · App. 08/259,874
Thin laminated heated glass face ply for aircraft windshields
Inventor:
Jan B. Olson
Patented Case
View Patent ↗
Granted: Apr 9, 1996
Filed: Jun 15, 1994
Inventor
Jan B. Olson
Assignee (at issue)
Sierracin Corporation
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.