Granted Patent
Utility
US 6,733,985 · App. 09/314,841
Preparation of stable liquid and dried synthetic prothrombin time reagents
Inventor:
Ted C. K. Lee
Patented Case
View Patent ↗
Granted: May 11, 2004
Filed: May 19, 1999
Inventor
Ted C. K. Lee
Assignee (at issue)
International Technidyne 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.