Granted Patent
Utility
US 6,694,338 · App. 09/650,219
Virtual aggregate fields
Inventor:
Walter Hughes Lindsay
Patented Case
View Patent ↗
Granted: Feb 17, 2004
Filed: Aug 29, 2000
Inventor
Walter Hughes Lindsay
Assignee (at issue)
Contivo, 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.