Granted Patent
Utility
US 6,309,846 · App. 08/755,501
Diagnosis and monitoring of colon cancer patients by measurement of NCA 50/90 in blood
Inventors:
William Jeffrey Allard, Kwok K. Yeung
Patented Case
View Patent ↗
Granted: Oct 30, 2001
Filed: Nov 22, 1996
Inventors
William Jeffrey Allard
Kwok K. Yeung
Assignee (at issue)
Bayer Aktiengesellschaft
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.