Granted Patent
Utility
US 4,631,046 · App. 06/703,184
Bake in tray and method of forming a blank for the same
Inventor:
Kenneth V. Kennedy
Patented Case
View Patent ↗
Granted: Dec 23, 1986
Filed: Feb 19, 1985
Inventor
Kenneth V. Kennedy
Assignee (at issue)
Waldorf Corporation
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.