Granted Patent
Utility
US 4,535,229 · App. 06/539,482
Saucepan and cover for a cooking utensil, particularly a steam pressure cooking pan
Inventors:
Kurt Wolf, Wolfram K. Andre
Patented Case
View Patent ↗
Granted: Aug 13, 1985
Filed: Oct 6, 1983
Inventors
Kurt Wolf
Wolfram K. Andre
Assignee (at issue)
Kurt Wolf & Co. KG
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.