Granted Patent
Utility
US 5,847,971 · App. 08/583,471
3-D spatial GUI querying and manipulating an RDMS for order-entry applications
Inventors:
Francis D. Ladner, Joseph R. Branc
Patented Case
View Patent ↗
Granted: Dec 8, 1998
Filed: Jan 5, 1996
Inventors
Francis D. Ladner
Joseph R. Branc
Assignee (at issue)
Steelcase Inc.
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.