Granted Patent
Utility
US 5,403,115 · App. 08/078,968
Fiberglass reinforced pavement marker
Inventor:
Michael E. Flader
Patented Case
View Patent ↗
Granted: Apr 4, 1995
Filed: Jun 17, 1993
Inventor
Michael E. Flader
Assignee (at issue)
Stimsonite Corporation
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.