Granted Patent
Utility
US 5,433,862 · App. 08/110,436
Process for treating a suspension of solid particles in a carrier liquid
Inventor:
Richard Batson
Patented Case
View Patent ↗
Granted: Jul 18, 1995
Filed: Aug 23, 1993
Inventor
Richard Batson
Assignee (at issue)
Technology Finance Corporation (Proprietary) Limited
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.