Granted Patent
Utility
US 6,344,182 · App. 08/411,815
Preparation of diagnostic agents by spray drying
Inventors:
Andrew Sutton, Richard A. Johnson
Patented Case
View Patent ↗
Granted: Feb 5, 2002
Filed: Jun 28, 1995
Inventors
Andrew Sutton
Richard A. Johnson
Assignee (at issue)
Quadrant Healthcare (UK) 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.