Granted Patent
Utility
US 5,599,447 · App. 08/468,177
Manifold apparatus for tangential flow filtration apparatus
Inventors:
Steven R. Pearl, Andrew Proulx, Brian Hillier
Patented Case
View Patent ↗
Granted: Feb 4, 1997
Filed: Jun 6, 1995
Inventors
Steven R. Pearl
Andrew Proulx
Brian Hillier
Assignee (at issue)
Millipore Investment Holdings, Ltd.
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.