Granted Patent
Utility
US 5,301,653 · App. 08/007,922
Gas range having down draft with automatic shutoff during ignition
Inventors:
Michael Gerdes, Richard T. Jahr, William E. Nothe, Calvin J. Thomas, Richard A. Wrege
Patented Case
View Patent ↗
Granted: Apr 12, 1994
Filed: Jan 25, 1993
Inventors
Michael Gerdes
Richard T. Jahr
William E. Nothe
Calvin J. Thomas
Richard A. Wrege
Assignee (at issue)
Caloric 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.