US3119145A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Animal carcass unhairing method
Assignee: Armour and Co
•
Filing: 1961-01-18
•
Granted: 1964-01-28
•
Expires: 1981-01-18
Abstract
No abstract record available.
Inventors
- 👤 Harry W Weprin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 01:42
CPC Classifications
A; A22; A22B; A22B5/00; A22B5/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
75 words
IN A PROCESS FOR UNHAIRING A HOG CARCASS, THE STEPS OF RAISING THE TEMPERATURE OF THE SKIN GRADUALLY UNTIL THE TEMPERATURE REACHES THE POINT AT WHICH DENATURATION OF THE COLLAGEN ABOUT THE HAIR BEGINS, THEREUPON BEATING THE SKIN OF SUBSTANTIALLY THE ENTIRE CARCASS WITH RUBBER FINGERS TO REMOVE THE HAIR-BEARING PORTIONS OF THE SKIN IN SHEETS WHILE PASSING A HEAT EXCHANGE FLUID ACROSS THE SKIN TO MAINTAIN THE T EMPERATURE THEREOF DURING THE BEATING OPERATION.
Claim 2
Dependent Claim
75 words
IN A PROCESS FOR UNHAIRING A HOG CARCASS, THE STEPS OF RAISING THE TEMPERATURE OF THE SKIN GRADUALLY UNTIL THE TEMPERATURE REACHES THE POINT AT WHICH DENATURATION OF THE COLLAGEN ABOUT THE HAIR BEGINS, THEREUPON BEATING THE SKIN OF SUBSTANTIALLY THE ENTIRE CARCASS WITH RUBBER FINGERS TO REMOVE THE HAIR-BEARING PORTIONS OF THE SKIN IN SHEETS WHILE PASSING A HEAT EXCHANGE FLUID ACROSS THE SKIN TO MAINTAIN THE T EMPERATURE THEREOF DURING THE BEATING OPERATION.
References Cited (Backward Citations)
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Cited
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US2020846A
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Cited
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-01-27 | 1967-07-29 | 1968-01-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-01-27 | 1971-07-29 | 1972-01-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-01-27 | 1975-07-29 | 1976-01-28 | $7700.00 | Window Closed / Lapsed |