Granted Patent
Utility
US 5,963,949 · App. 08/995,868
Method for data gathering around forms and search barriers
Inventors:
Ashish Gupta, Peter Norvig, Anand Rajaraman
Patented Case
View Patent ↗
Granted: Oct 5, 1999
Filed: Dec 22, 1997
Inventors
Ashish Gupta
Peter Norvig
Anand Rajaraman
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.