Granted Patent
Utility
US 4,411,490 · App. 06/178,784
Apparatus for collecting, distributing and utilizing solar radiation
Inventor:
Maurice Daniel
Patented Case
View Patent ↗
Granted: Oct 25, 1983
Filed: Aug 18, 1980
Inventor
Maurice Daniel
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.