Granted Patent
Utility
US 5,771,180 · App. 08/315,938
Real time clock and method for providing same
Inventor:
Michael Culbert
Patented Case
View Patent ↗
Granted: Jun 23, 1998
Filed: Sep 30, 1994
Inventor
Michael Culbert
Assignee (at issue)
Apple Computer 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.