Granted Patent
Utility
US 4,893,709 · App. 07/234,335
Back-flexing article carrying chain
Inventors:
Roger H. Schroeder, William G. Hodlewsky, James Murphy
Patented Case
View Patent ↗
Granted: Jan 16, 1990
Filed: Aug 18, 1988
Inventors
Roger H. Schroeder
William G. Hodlewsky
James Murphy
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.