Granted Patent
Utility
US 5,288,565 · App. 08/014,784
Support extension for flat pack rechargeable batteries
Inventor:
Robert G. Gruenstern
Patented Case
View Patent ↗
Granted: Feb 22, 1994
Filed: Feb 8, 1993
Inventor
Robert G. Gruenstern
Assignee (at issue)
Globe-Union 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.