Granted Patent
Utility
US 6,651,971 · App. 10/045,898
Paper collecting device
Inventor:
Ji-Mei Tsuei
Patented Case
View Patent ↗
Granted: Nov 25, 2003
Filed: Jan 11, 2002
Inventor
Ji-Mei Tsuei
Assignee (at issue)
Umax Data Systems, 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.