Granted Patent
Utility
US 6,553,364 · App. 09/407,685
Information retrieval from hierarchical compound documents
Inventor:
Jiong Wu
Patented Case
View Patent ↗
Granted: Apr 22, 2003
Filed: Sep 28, 1999
Inventor
Jiong Wu
Assignee (at issue)
YAHOO HOLDINGS, 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.