Granted Patent
Utility
US 4,842,880 · App. 07/217,236
Fruit waxing method
Inventors:
Kenneth C. Creason, John A. Salka, Ralph R. Holland
Patented Case
View Patent ↗
Granted: Jun 27, 1989
Filed: Jul 11, 1988
Inventors
Kenneth C. Creason
John A. Salka
Ralph R. Holland
Assignee (at issue)
Fillmore-Piru Citrus Association
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.