Granted Patent
Utility
US 6,733,746 · App. 08/792,299
Hematopoietic cell culture nutrient supplement
Inventors:
John P. Daley, Barbara Dadey, William Biddle, Michelle G. Wysocki
Patented Case
View Patent ↗
Granted: May 11, 2004
Filed: Jan 31, 1997
Inventors
John P. Daley
Barbara Dadey
William Biddle
Michelle G. Wysocki
Assignee (at issue)
Invitrogen Corporation
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.