Granted Patent
Utility
US 5,434,384 · App. 07/733,785
Coated windshield with special heating circuit for wiper arm storage area
Inventor:
Harry S. Koontz
Patented Case
View Patent ↗
Granted: Jul 18, 1995
Filed: Jul 22, 1991
Inventor
Harry S. Koontz
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.