Granted Patent
Utility
US 5,546,571 · App. 08/018,473
Method of recursively deriving and storing data in, and retrieving recursively-derived data from, a computer database system
Inventors:
Ming-Chien Shan, Hongjun Lu
Patented Case
View Patent ↗
Granted: Aug 13, 1996
Filed: Feb 16, 1993
Inventors
Ming-Chien Shan
Hongjun Lu
Assignee (at issue)
Hewlett-Packard Company, L.P.
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.