Granted Patent
Utility
US 4,711,856 · App. 06/652,295
Nuclear binding assay for steroid receptor functionality in cancerous cells
Inventor:
Thomas C. Spelsberg
Patented Case
View Patent ↗
Granted: Dec 8, 1987
Filed: Sep 19, 1984
Inventor
Thomas C. Spelsberg
Assignee (at issue)
Mayo Medical Resources
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.