Granted Patent
Utility
US 5,359,922 · App. 08/188,601
Head of two welded parts for two-piece articulated piston
Inventors:
Jose M. Martins Leites, Jose A. Cardoso Mendes, Andre Lippai, Paulo T. Dellanoce
Patented Case
View Patent ↗
Granted: Nov 1, 1994
Filed: Jan 27, 1994
Inventors
Jose M. Martins Leites
Jose A. Cardoso Mendes
Andre Lippai
Paulo T. Dellanoce
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.