Granted Patent
Utility
US 4,971,811 · App. 07/379,530
Process for making concentrated fruit juice
Inventors:
Rudolf G. K. Strobel, Edmund P. Pultinas, Jr., Michael Lee Vatter
Patented Case
View Patent ↗
Granted: Nov 20, 1990
Filed: Jul 14, 1989
Inventors
Rudolf G. K. Strobel
Edmund P. Pultinas, Jr.
Michael Lee Vatter
Assignee (at issue)
The Procter & Gamble Company
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.