Granted Patent
Utility
US 6,560,897 · App. 10/045,419
Spray drying apparatus and methods of use
Inventors:
Donald E. Chickering, III, Mark Keegan, Greg Randall, Howard Bernstein, Julie Straub
Patented Case
View Patent ↗
Granted: May 13, 2003
Filed: Oct 26, 2001
Inventors
Donald E. Chickering, III
Mark Keegan
Greg Randall
Howard Bernstein
Julie Straub
Assignee (at issue)
Acusphere, Inc.
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.