Granted Patent
Utility
US 4,869,038 · App. 07/109,408
Veneer wall anchor system
Inventor:
Mario J. Catani
Patented Case
View Patent ↗
Granted: Sep 26, 1989
Filed: Oct 19, 1987
Inventor
Mario J. Catani
Assignee (at issue)
Dur-O-Wall Inc.
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.