Granted Patent
Utility
US 4,986,029 · App. 07/495,486
Window regulator for vehicle doors
Inventor:
Herbert Richter
Patented Case
View Patent ↗
Granted: Jan 22, 1991
Filed: Mar 19, 1990
Inventor
Herbert Richter
Assignee (at issue)
Wickes Manufacturing Co.
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.