Granted Patent
Utility
US 4,296,582 · App. 05/645,566
Construction system and fasteners therefore
Inventors:
Harold G. Simpson, Michael W. Davis
Patented Case
View Patent ↗
Granted: Oct 27, 1981
Filed: Dec 31, 1975
Inventors
Harold G. Simpson
Michael W. Davis
Assignee (at issue)
Star Manufacturing Company of Oklahoma
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.