Granted Patent
Utility
US 5,347,653 · App. 07/722,696
System for reconstructing prior versions of indexes using records indicating changes between successive versions of the indexes
Inventors:
Rex A. Flynn, Peter Anick
Patented Case
View Patent ↗
Granted: Sep 13, 1994
Filed: Jun 28, 1991
Inventors
Rex A. Flynn
Peter Anick
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.