Patent US2648659A successfully refreshed from Google Patents.
US2648659A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making hide glue
Assignee: Armour and Co
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Filing: 1951-08-03
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Granted: 1953-08-11
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Expires: 1971-08-03
Abstract
No abstract record available.
Inventors
- 👤 Spence Andrew
- 👤 Milton S Lew
- 👤 William A Reddie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 12:18
CPC Classifications
C; C09; C09H; C09H3/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
66 words
THE METHOD OF MANUFACTURING GLUE FROM BACON RINGS, WHICH COMPRISES EXTRACTING SALT FROM SAID RINDS WITH WATER MAINTAINED AT A TEMPERATURE OF ABOUT 110* TO 120* F., SEPARATING THE EXTRACTED RINDS FROM THE WATER, SOAKING THE SEPARATED RINDS IN ACID SOLUTION FOR A TIME SUFFICIENT TO PERMIT SUBSTANTIALLY HYDROLYSIS OF SAID RINDS, SEPARATING THE ACID-SOAKED RINDS FROM THE ACID SOLUTION, AND EXTRACTING GLUE FROM THE RINDS.
Claim 2
Independent Claim
66 words
THE METHOD OF MANUFACTURING GLUE FROM BACON RINGS, WHICH COMPRISES EXTRACTING SALT FROM SAID RINDS WITH WATER MAINTAINED AT A TEMPERATURE OF ABOUT 110* TO 120* F., SEPARATING THE EXTRACTED RINDS FROM THE WATER, SOAKING THE SEPARATED RINDS IN ACID SOLUTION FOR A TIME SUFFICIENT TO PERMIT SUBSTANTIALLY HYDROLYSIS OF SAID RINDS, SEPARATING THE ACID-SOAKED RINDS FROM THE ACID SOLUTION, AND EXTRACTING GLUE FROM THE RINDS.
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) | 1956-08-10 | 1957-02-09 | 1957-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-10 | 1961-02-09 | 1961-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-10 | 1965-02-09 | 1965-08-11 | $7700.00 | Window Closed / Lapsed |