Granted Patent
Utility
US 4,063,007 · App. 05/721,037
Molded plastic battery container
Inventor:
Bernard N. Spiegelberg
Patented Case
View Patent ↗
Granted: Dec 13, 1977
Filed: Sep 7, 1976
Inventor
Bernard N. Spiegelberg
Assignee (at issue)
Gould Inc.
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.