Granted Patent
Utility
US 5,526,566 · App. 08/371,820
Method of making rotors for two-rotor continuous mixers and method of assembly
Inventor:
Douglas E. Mosher
Patented Case
View Patent ↗
Granted: Jun 18, 1996
Filed: Jan 12, 1995
Inventor
Douglas E. Mosher
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.