Granted Patent
Utility
US 4,970,946 · App. 07/482,208
Corner vent for windshields
Inventor:
Charles H. Ivey
Patented Case
View Patent ↗
Granted: Nov 20, 1990
Filed: Feb 16, 1990
Inventor
Charles H. Ivey
Assignee (at issue)
Aldon 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.