Granted Patent
Utility
US 4,656,706 · App. 06/816,257
Formation efficiency of positive plates of a lead-acid battery
Inventors:
Basanta K. Mahato, William C. Delaney
Patented Case
View Patent ↗
Granted: Apr 14, 1987
Filed: Jan 6, 1986
Inventors
Basanta K. Mahato
William C. Delaney
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.