Granted Patent
Utility
US 6,568,534 · App. 09/766,360
Covered pan system
Inventor:
Jeffrey T. Zank
Patented Case
View Patent ↗
Granted: May 27, 2003
Filed: Jan 19, 2001
Inventor
Jeffrey T. Zank
Assignee (at issue)
The Vollrath Company, L.L.C.
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.