Patent US2966415A successfully refreshed from Google Patents.
US2966415A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for bleaching casings
Assignee: JBS USA LLC
•
Filing: 1958-03-10
•
Granted: 1960-12-27
•
Expires: 1978-03-10
Abstract
No abstract record available.
Inventors
- 👤 Cleo A Rinehart
- 👤 Lloyd B Jensen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 11:40
CPC Classifications
A; A22; A22C; A22C13/00; A22C13/0026
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
94 words
IN A PROCESS FOR BLEACHING CASINGS FROM WHICH THE MUCOUS MEMBRANE HAS BEEN REMOVED, THE STEPS COMPRISING HOLDING THE CASTINGS IN A WATER BATH CONTAING PERACETIC ACID IN AN AMOUNT BETWEEN ABOUT 0.02 AND 0.4% BASED ON THE WEIGHT OF THE WATER, SAID WATER BATH HAVING A PH BETWEEN ABOUT 3.5 AND ABOUT 9, FOR PERIOD OF TIME SUFFICIENT TO OBTAIN AN ADEQUATE BLEACHING, WHEREBY WHITE TRANSPARENT CASINGS SUBSTANTIALLY FREE FROM ENTRAPPED GAS BUBBLES ARE PRODUCED, AND THEREAFTER IMMERSING THE CASINGS IN A WATER BATH TO WASH SUBSTANTIALLY ALL OF THE PERACETIC ACID THEREFROM.
Claim 2
Dependent Claim
94 words
IN A PROCESS FOR BLEACHING CASINGS FROM WHICH THE MUCOUS MEMBRANE HAS BEEN REMOVED, THE STEPS COMPRISING HOLDING THE CASTINGS IN A WATER BATH CONTAING PERACETIC ACID IN AN AMOUNT BETWEEN ABOUT 0.02 AND 0.4% BASED ON THE WEIGHT OF THE WATER, SAID WATER BATH HAVING A PH BETWEEN ABOUT 3.5 AND ABOUT 9, FOR PERIOD OF TIME SUFFICIENT TO OBTAIN AN ADEQUATE BLEACHING, WHEREBY WHITE TRANSPARENT CASINGS SUBSTANTIALLY FREE FROM ENTRAPPED GAS BUBBLES ARE PRODUCED, AND THEREAFTER IMMERSING THE CASINGS IN A WATER BATH TO WASH SUBSTANTIALLY ALL OF THE PERACETIC ACID THEREFROM.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-12-27 | 1964-06-27 | 1964-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-27 | 1968-06-27 | 1968-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-27 | 1972-06-27 | 1972-12-27 | $7700.00 | Window Closed / Lapsed |