Granted Patent
Utility
US 5,169,734 · App. 07/675,290
Antimony - arsenic-tin-selenium lead-based strap alloys for lead-acid batteries
Inventors:
Purushothama Rao, Steven R. Larsen
Patented Case
View Patent ↗
Granted: Dec 8, 1992
Filed: Mar 26, 1991
Inventors
Purushothama Rao
Steven R. Larsen
Assignee (at issue)
GnB
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.