Granted Patent
Utility
US 6,505,821 · App. 09/787,769
Carburetor
Inventor:
William H. Edmonston
Patented Case
View Patent ↗
Granted: Jan 14, 2003
Filed: Mar 22, 2001
Inventor
William H. Edmonston
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.