Granted Patent
Utility
US 4,666,785 · App. 06/728,001
Roof sheeting or roof flashing
Inventor:
Allen E. Crepeau
Patented Case
View Patent ↗
Granted: May 19, 1987
Filed: Apr 29, 1985
Inventor
Allen E. Crepeau
Assignee (at issue)
Uniroyal Chemical Company, 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.