Granted Patent
Utility
US 5,876,676 · App. 08/648,321
Preservation of blood platelets
Inventors:
Thomas P. Stossel, John H. Hartwig, Paul A. Janmey
Patented Case
View Patent ↗
Granted: Mar 2, 1999
Filed: May 16, 1996
Inventors
Thomas P. Stossel
John H. Hartwig
Paul A. Janmey
Assignee (at issue)
THE BRIGHAM AND WOMEN'S HOSPITAL, 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.