Granted Patent
Utility
US 6,337,026 · App. 09/264,276
Leukocyte reduction filtration media
Inventors:
Eric K. Lee, Paul Vernucci, Samuel Williams
Patented Case
View Patent ↗
Granted: Jan 8, 2002
Filed: Mar 8, 1999
Inventors
Eric K. Lee
Paul Vernucci
Samuel Williams
Assignee (at issue)
Whatman Hemasure, Inc.
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.