Granted Patent
Utility
US 4,535,497 · App. 06/409,031
Method for treatment of suspensions in movement
Inventor:
Finn Jacobsen
Patented Case
View Patent ↗
Granted: Aug 20, 1985
Filed: Aug 18, 1982
Inventor
Finn Jacobsen
Assignee (at issue)
Kamyr AB
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.