Granted Patent
Utility
US 5,601,744 · App. 08/672,309
Double-walled microwave cup with microwave receptive material
Inventor:
Wayne D. Baldwin
Patented Case
View Patent ↗
Granted: Feb 11, 1997
Filed: Jun 28, 1996
Inventor
Wayne D. Baldwin
Assignee (at issue)
Vettore, LLC
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.