Granted Patent
Utility
US 4,529,516 · App. 06/194,995
Self-flushing magnetic separtor
Inventor:
John J. Nolan
Patented Case
View Patent ↗
Granted: Jul 16, 1985
Filed: Oct 8, 1980
Inventor
John J. Nolan
Assignee (at issue)
Sala Magnetics, Inc.
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.