Granted Patent
Utility
US 6,434,614 · App. 09/086,813
Tracking of internet advertisements using banner tags
Inventor:
Trevor Blumenau
Patented Case
View Patent ↗
Granted: Aug 13, 2002
Filed: May 29, 1998
Inventor
Trevor Blumenau
Assignee (at issue)
Nielsen Media Research, 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.