IP Library › Granted Patent US 4,756,919
Granted Patent Utility
US 4,756,919 · App. 06/884,971

Acid preservation systems for food products

Inventors: Michael C. Cirigiano, Jeanne E. Tiberio
Patented Case View Patent ↗
Granted: Jul 12, 1988 Filed: Jul 14, 1986
Inventors
Michael C. Cirigiano
Jeanne E. Tiberio
Assignee (at issue)
Thomas J. Lipton

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.

Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 4,756,919
App. No.
06/884,971
Filed
1986-07-14
Granted
1988-07-12
Kind
A