Granted Patent
Utility
US 5,354,624 · App. 08/154,375
Coated copper roofing material
Inventor:
Jay F. Carey, II
Patented Case
View Patent ↗
Granted: Oct 11, 1994
Filed: Nov 17, 1993
Inventor
Jay F. Carey, II
Assignee (at issue)
Louis Berkman Company
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.