Granted Patent
Utility
US 6,533,254 · App. 09/971,839
Carburetor fuel pump
Inventors:
Timothy K. Grifka, Bradley D. Hilbig, Anthony M. Kueffner, Paul S. Learman
Patented Case
View Patent ↗
Granted: Mar 18, 2003
Filed: Oct 5, 2001
Inventors
Timothy K. Grifka
Bradley D. Hilbig
Anthony M. Kueffner
Paul S. Learman
Assignee (at issue)
WALBRO LLC
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.