Granted Patent
Utility
US 6,584,587 · App. 09/418,964
Watchdog method and apparatus
Inventor:
Michael Donald McDermott
Patented Case
View Patent ↗
Granted: Jun 24, 2003
Filed: Oct 14, 1999
Inventor
Michael Donald McDermott
Assignees (at issue)
SONY GROUP CORPORATION
SONY ELECTRONICS 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.