Granted Patent
Utility
US 6,035,284 · App. 08/572,209
System and method for product rationalization
Inventors:
David Straub, Andrew C. Schlueter, Donna K. Velsor
Patented Case
View Patent ↗
Granted: Mar 7, 2000
Filed: Dec 13, 1995
Inventors
David Straub
Andrew C. Schlueter
Donna K. Velsor
Assignee (at issue)
Ralston Purina Company
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.