Granted Patent
Utility
US 5,259,671 · App. 07/712,198
Greased journal bearing assemblies with thermal isolation and cooling in continuous mixers of plastic materials
Inventors:
Ian Lowe, Darren G. Rhodes, William H. Swilling, Jr., Michael R. Kearney
Patented Case
View Patent ↗
Granted: Nov 9, 1993
Filed: Jun 7, 1991
Inventors
Ian Lowe
Darren G. Rhodes
William H. Swilling, Jr.
Michael R. Kearney
Assignee (at issue)
Farrel 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.