Granted Patent
Utility
US 5,669,552 · App. 08/520,105
Container for temporary storage of food items
Inventor:
Michael E. Watanabe
Patented Case
View Patent ↗
Granted: Sep 23, 1997
Filed: Aug 28, 1995
Inventor
Michael E. Watanabe
Assignee (at issue)
Boise Cascade Company
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.