Granted Patent
Utility
US 6,430,558 · App. 09/365,927
Apparatus and methods for collaboratively searching knowledge databases
Inventor:
Paul Delano
Patented Case
View Patent ↗
Granted: Aug 6, 2002
Filed: Aug 2, 1999
Inventor
Paul Delano
Assignee (at issue)
Zen Tech, 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.