Granted Patent
Utility
US 5,616,353 · App. 08/185,283
Method for extending shelf life of citrus juice
Inventors:
Robert V. Wright, Ann Marie Chuprevich
Patented Case
View Patent ↗
Granted: Apr 1, 1997
Filed: Jan 24, 1994
Inventors
Robert V. Wright
Ann Marie Chuprevich
Assignee (at issue)
Champion International Corporation Limited
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.