Granted Patent
Utility
US 6,296,803 · App. 08/575,347
Method for making a multi-layer blow molded container
Inventor:
Richard C. Darr
Patented Case
View Patent ↗
Granted: Oct 2, 2001
Filed: Dec 20, 1995
Inventor
Richard C. Darr
Assignee (at issue)
Plastipak Packaging, Inc.
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.