Granted Patent
Utility
US 6,024,399 · App. 09/120,514
Sun visor for vehicles
Inventors:
Lothar Viertel, Patrick Welter
Patented Case
View Patent ↗
Granted: Feb 15, 2000
Filed: Jul 22, 1998
Inventors
Lothar Viertel
Patrick Welter
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.