Granted Patent
Utility
US 5,559,987 · App. 08/268,409
Method and apparatus for updating a duplicate tag status in a snoop bus protocol based computer system
Inventors:
Denis Foley, Maurice B. Steinman, Stephen R. VanDoren
Patented Case
View Patent ↗
Granted: Sep 24, 1996
Filed: Jun 30, 1994
Inventors
Denis Foley
Maurice B. Steinman
Stephen R. VanDoren
Assignee (at issue)
Digital Equipment Corporation
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.