Granted Patent
Utility
US 5,985,153 · App. 08/867,009
Magnetic separation apparatus and methods employing an internal magnetic capture gradient and an external transport force
Inventors:
Gerald Dolan, Leon W. M. M. Terstappen
Patented Case
View Patent ↗
Granted: Nov 16, 1999
Filed: Jun 2, 1997
Inventors
Gerald Dolan
Leon W. M. M. Terstappen
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.