Granted Patent
Utility
US 6,806,000 · App. 10/136,995
Post seal for lead acid batteries
Inventors:
Sudhan S. Misra, Drew Heimer, Gregory Scharff
Patented Case
View Patent ↗
Granted: Oct 19, 2004
Filed: May 1, 2002
Inventors
Sudhan S. Misra
Drew Heimer
Gregory Scharff
Assignee (at issue)
C&D/Charter Holdings, 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.