Granted Patent
Utility
US 4,275,131 · App. 06/081,225
Electric storage battery container
Inventor:
Donald K. Richards
Patented Case
View Patent ↗
Granted: Jun 23, 1981
Filed: Oct 2, 1979
Inventor
Donald K. Richards
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.