Granted Patent
Utility
US 5,192,246 · App. 07/795,930
Rotor assembly for a combine
Inventors:
Robert L. Francis, James W. Minnihan
Patented Case
View Patent ↗
Granted: Mar 9, 1993
Filed: Nov 15, 1991
Inventors
Robert L. Francis
James W. Minnihan
Assignee (at issue)
Case 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.