Granted Patent
Utility
US 6,232,749 · App. 09/459,196
Battery pack
Inventors:
Jeffrey Hewes, Robert A. Yoppolo, Matthew P. Hull
Patented Case
View Patent ↗
Granted: May 15, 2001
Filed: Dec 10, 1999
Inventors
Jeffrey Hewes
Robert A. Yoppolo
Matthew P. Hull
Assignee (at issue)
The Gillette Company LLC
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.