Granted Patent
Utility
US 4,705,600 · App. 06/747,873
Method for the treatment of pulp with liquid
Inventor:
Finn Jacobsen
Patented Case
View Patent ↗
Granted: Nov 10, 1987
Filed: Jun 24, 1985
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.