Granted Patent
Utility
US 4,552,463 · App. 06/589,714
Method and apparatus for producing a colloidal mixture
Inventor:
Harry Hodson
Patented Case
View Patent ↗
Granted: Nov 12, 1985
Filed: Mar 15, 1984
Inventor
Harry Hodson
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.