Granted Patent
Utility
US 6,710,216 · App. 09/654,746
Method and apparatus for recovering a solvent
Inventors:
Stuart Corr, Paul A. Dowdle, Robert E. Low, James David Morrison, Frederick Thomas Murphy
Patented Case
View Patent ↗
Granted: Mar 23, 2004
Filed: Sep 5, 2000
Inventors
Stuart Corr
Paul A. Dowdle
Robert E. Low
James David Morrison
Frederick Thomas Murphy
Assignee (at issue)
IMPERIAL CHEMICAL INDUSTRIES 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.