Granted Patent
Utility
US 6,254,476 · App. 09/415,448
Air circulating fan
Inventor:
Kyung-Ju Choi
Patented Case
View Patent ↗
Granted: Jul 3, 2001
Filed: Oct 8, 1999
Inventor
Kyung-Ju Choi
Assignee (at issue)
AAF International, 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.