Granted Patent
Utility
US 4,597,713 · App. 06/728,326
Shovel dipper bail assembly
Inventors:
Terry L. Briscoe, Rebecca A. H. VanRaden
Patented Case
View Patent ↗
Granted: Jul 1, 1986
Filed: Apr 29, 1985
Inventors
Terry L. Briscoe
Rebecca A. H. VanRaden
Assignee (at issue)
ESCO GROUP LLC
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.