Granted Patent
Utility
US 4,958,743 · App. 07/357,628
Close out fitting
Inventors:
Randall C. Hatton, Gerald W. Tyree
Patented Case
View Patent ↗
Granted: Sep 25, 1990
Filed: May 18, 1989
Inventors
Randall C. Hatton
Gerald W. Tyree
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.