Granted Patent
Utility
US 6,645,722 · App. 10/040,037
Method for sequencing reaction cleanup by constant differential pressure ultrafiltration
Inventors:
Jack T. LEONARD, Constance MacDonald, Joseph Gabriels
Patented Case
View Patent ↗
Granted: Nov 11, 2003
Filed: Oct 19, 2001
Inventors
Jack T. LEONARD
Constance MacDonald
Joseph Gabriels
Assignee (at issue)
Millipore 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.