Granted Patent
Utility
US 5,338,556 · App. 08/020,505
High intensity microwave puffing of thick R-T-E cereal flakes
Inventors:
Edward C. Schwab, George E. Brown, Kristin L. Thomas, Terry R. Harrington
Patented Case
View Patent ↗
Granted: Aug 16, 1994
Filed: Feb 22, 1993
Inventors
Edward C. Schwab
George E. Brown
Kristin L. Thomas
Terry R. Harrington
Assignee (at issue)
General Mills, 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.