Granted Patent
Utility
US 5,772,056 · App. 08/653,485
Plastic blow molded container
Inventor:
William A. Slat
Patented Case
View Patent ↗
Granted: Jun 30, 1998
Filed: May 24, 1996
Inventor
William A. Slat
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.