Granted Patent
Utility
US 6,711,568 · App. 09/709,003
Method for estimating coverage of web search engines
Inventors:
Krishna Bharat, Andrei Broder
Patented Case
View Patent ↗
Granted: Mar 23, 2004
Filed: Nov 8, 2000
Inventors
Krishna Bharat
Andrei Broder
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.