US3087945A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for cleaning and degreasing bones
Assignee: Cleveland Product Co Ltd
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Filing: 1958-11-26
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Granted: 1963-04-30
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Expires: 1978-11-26
Abstract
No abstract record available.
Inventors
- 👤 Schellenberg Cliffo Robertshaw
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 09:34
CPC Classifications
A; A22; A22C; A22C17/00; A22C17/04; C; C11; C11B; C11B1/00; C11B1/12; C11B1/14; Y; Y10; Y10S; Y10S530/00; Y10S530/827; Y10S530/84
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
118 words
A METHOD OF PRODUCING CLEANED AND DE-GREASED BONE FRAGMENTS SUITABLE FOR THE PRODUCTION OF OSSEIN GELATIN, AFTER PRELIMINARY FRAGMENTATION TO A SIZE RANGE NOT EXCEEDING ABOUT 3/4 "AND NOT LESS THAN ABOUT 1/4", SUBSTANTIALLY CLEANING FROM ADHERING MEAT SAID SINEW AND REDUCTION OF THE INITIAL FAT CONTENT OF ABOUT 16% TO ABOUT 5-6%, CHARACTERISED IN THAT SUCH SUBSTANTIALLY CLEANED AND PARTLY DE-GREASED BONE FRAGMENTS ARE CIRCULATED IN A CLOSED CIRCUIT WITH A FLOW OF HOT WATER MAINTAINED AT A TEMPERATURE OF ABOUT 140-190*F FROM, INTO AND THROUGH A LARGE BODY OF SAID HOT WATER WHEREIN FAT IS SEPARATED BY FLOTATION AND PARTICLES OF RESIDUAL MEAT AND SINEW ARE SEPARATED BY PRECIPITATION FROM THE CLEANED AND DEGREASED BONE FRAGMENTS.
Claim 2
Independent Claim
118 words
A METHOD OF PRODUCING CLEANED AND DE-GREASED BONE FRAGMENTS SUITABLE FOR THE PRODUCTION OF OSSEIN GELATIN, AFTER PRELIMINARY FRAGMENTATION TO A SIZE RANGE NOT EXCEEDING ABOUT 3/4 "AND NOT LESS THAN ABOUT 1/4", SUBSTANTIALLY CLEANING FROM ADHERING MEAT SAID SINEW AND REDUCTION OF THE INITIAL FAT CONTENT OF ABOUT 16% TO ABOUT 5-6%, CHARACTERISED IN THAT SUCH SUBSTANTIALLY CLEANED AND PARTLY DE-GREASED BONE FRAGMENTS ARE CIRCULATED IN A CLOSED CIRCUIT WITH A FLOW OF HOT WATER MAINTAINED AT A TEMPERATURE OF ABOUT 140-190*F FROM, INTO AND THROUGH A LARGE BODY OF SAID HOT WATER WHEREIN FAT IS SEPARATED BY FLOTATION AND PARTICLES OF RESIDUAL MEAT AND SINEW ARE SEPARATED BY PRECIPITATION FROM THE CLEANED AND DEGREASED BONE FRAGMENTS.
References Cited (Backward Citations)
US2635104A
Cited
US2828018A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-04-29 | 1966-10-29 | 1967-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-29 | 1970-10-29 | 1971-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-29 | 1974-10-29 | 1975-04-30 | $7700.00 | Window Closed / Lapsed |