Granted Patent
Utility
US 6,202,210 · App. 09/138,815
Method and system for collecting data over a 1394 network to support analysis of consumer behavior, marketing and customer support
Inventor:
Harold Aaron Ludtke
Patented Case
View Patent ↗
Granted: Mar 13, 2001
Filed: Aug 21, 1998
Inventor
Harold Aaron Ludtke
Assignees (at issue)
SONY CORPORATION OF JAPAN
SONY ELECTRONICS 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.