Granted Patent
Utility
US 5,901,699 · App. 08/796,941
Heat retentive food service base
Inventor:
Michael B. McDermott
Patented Case
View Patent ↗
Granted: May 11, 1999
Filed: Feb 7, 1997
Inventor
Michael B. McDermott
Assignee (at issue)
Seco Products Corporation
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.