Granted Patent
Utility
US 6,598,993 · App. 09/720,058
Lighting device
Inventors:
David R. Dalton, John R. Brown
Patented Case
View Patent ↗
Granted: Jul 29, 2003
Filed: Mar 26, 2001
Inventors
David R. Dalton
John R. Brown
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.