Granted Patent
Utility
US 5,992,742 · App. 08/866,598
Pill printing and identification
Inventors:
Scott Sullivan, Robert J. Hess
Patented Case
View Patent ↗
Granted: Nov 30, 1999
Filed: May 30, 1997
Inventors
Scott Sullivan
Robert J. Hess
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.