Granted Patent
Utility
US 6,117,588 · App. 09/069,585
Detachable battery handle assembly
Inventors:
Kris H. Campbell, John E. Kopala
Patented Case
View Patent ↗
Granted: Sep 12, 2000
Filed: Apr 29, 1998
Inventors
Kris H. Campbell
John E. Kopala
Assignee (at issue)
GNB Technologies, 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.