Granted Patent
Utility
US 6,696,819 · App. 10/042,451
Battery charge control device
Inventor:
Kevin I. Bertness
Patented Case
View Patent ↗
Granted: Feb 24, 2004
Filed: Jan 8, 2002
Inventor
Kevin I. Bertness
Assignee (at issue)
Midtronics, 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.