Granted Patent
Utility
US 4,708,518 · App. 06/888,175
Method of adhering a prefabricated marking strip to a roadway surface without having to treat the roadway surface and self-adhesive sealing strip itself
Inventor:
Ludwig Eigenmann
Patented Case
View Patent ↗
Granted: Nov 24, 1987
Filed: Jul 22, 1986
Inventor
Ludwig Eigenmann
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.