Granted Patent
Utility
US 4,756,415 · App. 06/883,546
Shrink wrap battery package
Inventor:
Richard E. Call
Patented Case
View Patent ↗
Granted: Jul 12, 1988
Filed: Jul 9, 1986
Inventor
Richard E. Call
Assignee (at issue)
General Battery Corporation
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.