Granted Patent
Utility
US 5,928,878 · App. 08/986,198
Differentiation of prostate cancer from BPH by assaying PSA-ACT
Inventors:
William Jeffrey Allard, Kwok K. Yeung, Zeqi Zhou
Patented Case
View Patent ↗
Granted: Jul 27, 1999
Filed: Dec 8, 1997
Inventors
William Jeffrey Allard
Kwok K. Yeung
Zeqi Zhou
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.