Granted Patent
Utility
US 5,556,154 · App. 08/328,862
Visor with two-part core
Inventor:
Francis Vaxelaire
Patented Case
View Patent ↗
Granted: Sep 17, 1996
Filed: Oct 25, 1994
Inventor
Francis Vaxelaire
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.