Granted Patent
Utility
US 5,842,216 · App. 08/642,345
System for sending small positive data notification messages over a network to indicate that a recipient node should obtain a particular version of a particular data item
Inventors:
David B. Anderson, Richard C. Waters
Patented Case
View Patent ↗
Granted: Nov 24, 1998
Filed: May 3, 1996
Inventors
David B. Anderson
Richard C. Waters
Assignee (at issue)
Mitsubishi Electric Information Technology Center America, Inc. (ITA)
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.