Granted Patent
Utility
US 6,741,975 · App. 09/651,981
Rule based expert system for consumer preference
Inventors:
Ramin C. Nakisa, Robin Mackay
Patented Case
View Patent ↗
Granted: May 25, 2004
Filed: Aug 31, 2000
Inventors
Ramin C. Nakisa
Robin Mackay
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.