Granted Patent
Utility
US 6,401,084 · App. 09/517,786
System and method for correcting spelling errors in search queries using both matching and non-matching search terms
Inventors:
Ruben E. Ortega, Dwayne Bowman
Patented Case
View Patent ↗
Granted: Jun 4, 2002
Filed: Mar 2, 2000
Inventors
Ruben E. Ortega
Dwayne Bowman
Assignee (at issue)
Amazon.com, 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.