Granted Patent
Utility
US 6,461,699 · App. 09/680,688
Plastic container having a carbon-treated internal surface for non-carbonated food products
Inventors:
William A. Slat, Richard C. Darr
Patented Case
View Patent ↗
Granted: Oct 8, 2002
Filed: Oct 6, 2000
Inventors
William A. Slat
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.