Granted Patent
Utility
US 6,071,421 · App. 08/977,305
Systems and methods for obtaining a platelet suspension having a reduced number of leukocytes
Inventor:
Richard I. Brown
Patented Case
View Patent ↗
Granted: Jun 6, 2000
Filed: Nov 25, 1997
Inventor
Richard I. Brown
Assignee (at issue)
Baxter International 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.