Granted Patent
Utility
US 4,580,922 · App. 06/682,173
Vertex fittings derived from a master fitting
Inventor:
Anthony P. Coppa
Patented Case
View Patent ↗
Granted: Apr 8, 1986
Filed: Dec 17, 1984
Inventor
Anthony P. Coppa
Assignee (at issue)
General Electric 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.