Granted Patent
Utility
US 6,490,872 · App. 09/979,693
Apparatus and a method for clean-in-place for a semi-frozen food dispensing machine
Inventors:
Norman L. Beck, George C. Boyer, David C. Duncan, Ronald J. Mrugala
Patented Case
View Patent ↗
Granted: Dec 10, 2002
Filed: Feb 19, 2002
Inventors
Norman L. Beck
George C. Boyer
David C. Duncan
Ronald J. Mrugala
Assignee (at issue)
Specialty Equipment Companies, 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.