Granted Patent
Utility
US 6,487,991 · App. 09/947,023
Bird launcher with remote controlled system
Inventor:
Ho Yun So
Patented Case
View Patent ↗
Granted: Dec 3, 2002
Filed: Sep 5, 2001
Inventor
Ho Yun So
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.