Granted Patent
Utility
US 5,628,577 · App. 08/260,556
Wrist pin for a two-piece piston
Inventors:
Jose Do Ribeiro, Luis M. Lopes, Jose M. M. Leites
Patented Case
View Patent ↗
Granted: May 13, 1997
Filed: Jun 16, 1994
Inventors
Jose Do Ribeiro
Luis M. Lopes
Jose M. M. Leites
Assignee (at issue)
Metal Leve S/A Industria E Comercio
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.