Granted Patent
Utility
US 5,005,431 · App. 07/356,770
Flowable material distribution sampling method and device
Inventor:
Robert J. Cordera
Patented Case
View Patent ↗
Granted: Apr 9, 1991
Filed: May 25, 1989
Inventor
Robert J. Cordera
Assignee (at issue)
Nabisco Brands, Inc.
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.