Granted Patent
Utility
US 6,487,941 · App. 09/967,680
Hand tool
Inventor:
Qiu Jian Ping
Patented Case
View Patent ↗
Granted: Dec 3, 2002
Filed: Oct 1, 2001
Inventor
Qiu Jian Ping
Assignee (at issue)
Great Neck Saw Manufacturers, 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.