Granted Patent
Utility
US 4,796,207 · App. 06/897,319
Process and apparatus for roasting with a roasting vessel
Inventors:
Wolfram K. Andre, Kurt Wolf
Patented Case
View Patent ↗
Granted: Jan 3, 1989
Filed: Aug 18, 1986
Inventors
Wolfram K. Andre
Kurt Wolf
Assignee (at issue)
Fissler GmbH
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.