Granted Patent
Utility
US 6,620,351 · App. 09/858,301
Method of forming nanoparticles and microparticles of controllable size using supercritical fluids with enhanced mass transfer
Inventors:
Ram B. Gupta, Pratibhash Chattopadhyay
Patented Case
View Patent ↗
Granted: Sep 16, 2003
Filed: May 16, 2001
Inventors
Ram B. Gupta
Pratibhash Chattopadhyay
Assignee (at issue)
AUBURN UNIVERSITY
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.