Granted Patent
Utility
US 5,654,803 · App. 08/647,121
Apparatus and method for determination of non-hemolyzed levels of occult blood in urine
Inventors:
Willis E. Howard, III, Marilyn Radtke, Gary E. Rehm
Patented Case
View Patent ↗
Granted: Aug 5, 1997
Filed: May 9, 1996
Inventors
Willis E. Howard, III
Marilyn Radtke
Gary E. Rehm
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.