Patent US2563044A successfully refreshed from Google Patents.
US2563044A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Concurrent manufacture of sodium cyanate and fatty alcohols
Assignee: Emery Oleochemicals LLC
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Filing: 1950-04-01
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Granted: 1951-08-07
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Expires: 1970-04-01
Abstract
No abstract record available.
Inventors
- 👤 Kamlet Jonas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 23:03
CPC Classifications
C; C07; C07C; C07C29/00; C07C29/132; C07C29/136; C07C29/147; C01; C01C; C01C3/00; C01C3/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
96 words
A PROCESS FOR THE TREATMENT OF THE REACTION MIXTURE OBTAINED BY THE SODIUM REDUCTIONS OF FATS AND OILS IN THE PRESENCE OF AN ALIPHATIC ALCOHOL; SAID MIXTURE CONTAINING THE SODIUM SALT OF THE ALIPHATIC ALCOHOL, THE SODIUM SALT OF GLYCERINE AND THE SODIUM SALT OF THE FATTY ALCOHOL; WHICH COMPRISES REACTING SAID MIXTURE WITH UREA WHEREBY AMMONIA IS EVOLVED AND SODIUM CYANATE IS FORMED, SEPARATING SAID FORMED SODIUM CYANATE FROM THE RESULTANT MIXTURE CONTAINING ALIPHATIC ALCOHOL, GLYCERINE AND FATTY ALCOHOL, AND FRACTIONATING THE LATTER MIXTURE TO RECOVER THE ALIPHATIC ALCOHOL, THE GLYCERINE AND THE FATTY ALCOHOL.
Claim 2
Dependent Claim
96 words
A PROCESS FOR THE TREATMENT OF THE REACTION MIXTURE OBTAINED BY THE SODIUM REDUCTIONS OF FATS AND OILS IN THE PRESENCE OF AN ALIPHATIC ALCOHOL; SAID MIXTURE CONTAINING THE SODIUM SALT OF THE ALIPHATIC ALCOHOL, THE SODIUM SALT OF GLYCERINE AND THE SODIUM SALT OF THE FATTY ALCOHOL; WHICH COMPRISES REACTING SAID MIXTURE WITH UREA WHEREBY AMMONIA IS EVOLVED AND SODIUM CYANATE IS FORMED, SEPARATING SAID FORMED SODIUM CYANATE FROM THE RESULTANT MIXTURE CONTAINING ALIPHATIC ALCOHOL, GLYCERINE AND FATTY ALCOHOL, AND FRACTIONATING THE LATTER MIXTURE TO RECOVER THE ALIPHATIC ALCOHOL, THE GLYCERINE AND THE FATTY ALCOHOL.
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) | 1954-08-06 | 1955-02-05 | 1955-08-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-08-06 | 1959-02-05 | 1959-08-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-08-06 | 1963-02-05 | 1963-08-07 | $7700.00 | Window Closed / Lapsed |