Granted Patent
Utility
US 4,854,931 · App. 07/071,486
Process and apparatus for dispensing and conveying individual articles in seriatim order
Inventors:
John T. Roberts, Larry J. Mattson
Patented Case
View Patent ↗
Granted: Aug 8, 1989
Filed: Jul 9, 1987
Inventors
John T. Roberts
Larry J. Mattson
Assignee (at issue)
Poly-Pro, 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.