Granted Patent
Utility
US 4,470,230 · App. 06/426,800
Skylight and curb therefor
Inventor:
Kent A. Weisner
Patented Case
View Patent ↗
Granted: Sep 11, 1984
Filed: Sep 29, 1982
Inventor
Kent A. Weisner
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.