Granted Patent
Utility
US 4,804,145 · App. 07/053,460
Compost spreader
Inventors:
Shaun A. Seymour, John B. Crego, James T. Clevenger, Jr.
Patented Case
View Patent ↗
Granted: Feb 14, 1989
Filed: May 22, 1987
Inventors
Shaun A. Seymour
John B. Crego
James T. Clevenger, Jr.
Assignee (at issue)
New Holland, 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.