Granted Patent
Utility
US 6,520,488 · App. 09/713,657
High performance power valve for a carburetor
Inventor:
David Braswell
Patented Case
View Patent ↗
Granted: Feb 18, 2003
Filed: Nov 15, 2000
Inventor
David Braswell
Assignee (at issue)
POW Engineering, 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.