Granted Patent
Utility
US 6,440,463 · App. 09/543,309
Methods for fine powder formation
Inventors:
Robert Feldstein, Solomon S. Steiner
Patented Case
View Patent ↗
Granted: Aug 27, 2002
Filed: Apr 5, 2000
Inventors
Robert Feldstein
Solomon S. Steiner
Assignee (at issue)
Pharmaceutical Discovery Corporation
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.