Granted Patent
Utility
US 6,766,972 · App. 10/291,258
Rotary cheese grater with press plate seal
Inventors:
Mark Prommel, Kevin Lozeau
Patented Case
View Patent ↗
Granted: Jul 27, 2004
Filed: Nov 8, 2002
Inventors
Mark Prommel
Kevin Lozeau
Assignee (at issue)
WKI Holding Company, 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.