Granted Patent
Utility
US 4,697,266 · App. 06/475,154
Asynchronous checkpointing system for error recovery
Inventor:
Rufus E. Finley
Patented Case
View Patent ↗
Granted: Sep 29, 1987
Filed: Mar 14, 1983
Inventor
Rufus E. Finley
Assignee (at issue)
Unisys 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.