Granted Patent
Utility
US 5,601,766 · App. 08/437,363
Method of making a sun visor for motor vehicles
Inventors:
Lothar Viertel, Patrick Welter
Patented Case
View Patent ↗
Granted: Feb 11, 1997
Filed: May 9, 1995
Inventors
Lothar Viertel
Patrick Welter
Assignee (at issue)
Gebr. Happich GmbH
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.