Granted Patent
Utility
US 6,505,188 · App. 09/594,963
Virtual join index for relational databases
Inventors:
Ahmad Said Ghazal, Paul Laurence Sinclair, Chi-Kim Hoang
Patented Case
View Patent ↗
Granted: Jan 7, 2003
Filed: Jun 15, 2000
Inventors
Ahmad Said Ghazal
Paul Laurence Sinclair
Chi-Kim Hoang
Assignee (at issue)
NCR 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.