Granted Patent
Utility
US 6,814,921 · App. 10/203,962
Method for making a fuel tank in plastic material
Inventors:
Jules-Joseph Van Schaftingen, Yannick Gerard, Serge Dupont, Stephane Leonard
Patented Case
View Patent ↗
Granted: Nov 9, 2004
Filed: Nov 14, 2002
Inventors
Jules-Joseph Van Schaftingen
Yannick Gerard
Serge Dupont
Stephane Leonard
Assignee (at issue)
SOLVAY (Société Anonyme)
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.