Granted Patent
Utility
US 6,666,449 · App. 09/855,327
Star wheel surface enhancement and process of manufacture
Inventors:
Stephen Francis DeFosse, Edward Lawrence Kiely, Sean D. Smith
Patented Case
View Patent ↗
Granted: Dec 23, 2003
Filed: May 15, 2001
Inventors
Stephen Francis DeFosse
Edward Lawrence Kiely
Sean D. Smith
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.