Granted Patent
Utility
US 6,749,902 · App. 10/157,591
Methods for producing films using supercritical fluid
Inventors:
Clement R. Yonker, John L. Fulton
Patented Case
View Patent ↗
Granted: Jun 15, 2004
Filed: May 28, 2002
Inventors
Clement R. Yonker
John L. Fulton
Assignee (at issue)
Battelle Memorial Institute
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.