Granted Patent
Utility
US 5,029,658 · App. 07/507,764
Mass/weight measurement filtering system
Inventors:
James P. Martucci, Robert Lewis, Dawn Matthews, Randall A. Zielsdorf
Patented Case
View Patent ↗
Granted: Jul 9, 1991
Filed: Apr 12, 1990
Inventors
James P. Martucci
Robert Lewis
Dawn Matthews
Randall A. Zielsdorf
Assignee (at issue)
Clintec Nutrition 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.