Granted Patent
Utility
US 6,416,487 · App. 09/294,224
Method of removing beta-2 microglobulin from blood
Inventors:
Andrew Braverman, Vadim Davankov
Patented Case
View Patent ↗
Granted: Jul 9, 2002
Filed: Apr 19, 1999
Inventors
Andrew Braverman
Vadim Davankov
Assignee (at issue)
RenalTech International, LLC
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.