Granted Patent
Utility
US 4,518,077 · App. 06/410,185
Polymeric snap-through attachment for a hollow rivet chain
Inventors:
Kenneth J. Ronco, Robert Jay SOMMER, Ken Nigel, Donald Grimes, James A. Zirbes, Robert E. Stacey
Patented Case
View Patent ↗
Granted: May 21, 1985
Filed: Aug 23, 1982
Inventors
Kenneth J. Ronco
Robert Jay SOMMER
Ken Nigel
Donald Grimes
James A. Zirbes
Robert E. Stacey
Assignee (at issue)
REXNORD GMBH
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.