Granted Patent
Utility
US 6,660,159 · App. 09/856,672
Magnetic separation apparatus and methods
Inventors:
Leon W. M. M. Terstappen, Gerald Dolan
Patented Case
View Patent ↗
Granted: Dec 9, 2003
Filed: May 24, 2001
Inventors
Leon W. M. M. Terstappen
Gerald Dolan
Assignee (at issue)
IMMUNIVEST 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.