Granted Patent
Utility
US 6,405,887 · App. 09/622,322
Blow-molded container having reinforcement ribs and method and apparatus for making same
Inventor:
David W. Cargile
Patented Case
View Patent ↗
Granted: Jun 18, 2002
Filed: Aug 15, 2000
Inventor
David W. Cargile
Assignee (at issue)
GRAHAM PACKAGING COMPANY, L.P.
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.