Granted Patent
Utility
US 5,437,333 · App. 08/094,856
Adjustable rock collecting implement with guards
Inventors:
Mac E. McPherson, Michael G. McPherson, Kenneth L. Innocent, Gary A. Parkos, Roger D. Noskas
Patented Case
View Patent ↗
Granted: Aug 1, 1995
Filed: Jul 21, 1993
Inventors
Mac E. McPherson
Michael G. McPherson
Kenneth L. Innocent
Gary A. Parkos
Roger D. Noskas
Assignee (at issue)
Glenmac 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.