Granted Patent
Utility
US 6,459,809 · App. 09/352,421
Searching and filtering content streams using contour transformations
Inventors:
Del Jensen, Stephen R. Carter
Patented Case
View Patent ↗
Granted: Oct 1, 2002
Filed: Jul 12, 1999
Inventors
Del Jensen
Stephen R. Carter
Assignee (at issue)
Novell, 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.