Granted Patent
Utility
US 6,206,218 · App. 09/535,829
Nested containers
Inventors:
William C. Young, Richard C. Darr, William A. Slat
Patented Case
View Patent ↗
Granted: Mar 27, 2001
Filed: Mar 28, 2000
Inventors
William C. Young
Richard C. Darr
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.