Granted Patent
Utility
US 4,570,283 · App. 06/706,789
Variable reach windshield wiper system
Inventor:
John R. Osterday
Patented Case
View Patent ↗
Granted: Feb 18, 1986
Filed: Feb 28, 1985
Inventor
John R. Osterday
Assignee (at issue)
General Motors LLC
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.