Granted Patent
Utility
US 5,841,285 · App. 08/900,439
Temperature-compensated thermochromic battery tester
Inventor:
John C. Bailey
Patented Case
View Patent ↗
Granted: Nov 24, 1998
Filed: Jul 25, 1997
Inventor
John C. Bailey
Assignee (at issue)
Eveready Battery Company, 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.