Patent US2900376A successfully refreshed from Google Patents.
US2900376A
Expired / Lapsed
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Hydrolysis of phosphorus sulfide-hydrocarbon reaction product
Assignee: Standard Oil Co
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Filing: 1955-10-31
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Granted: 1959-08-18
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Expires: 1975-10-31
Abstract
No abstract record available.
Inventors
- 👤 Albert R Sabol
- 👤 Jr Randel Q Little
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 11:42
CPC Classifications
C; C07; C07F; C07F9/00; C07F9/02; C07F9/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
123 words
IN THE PREPARATION OF THE REACTION PRODUCT OF A PHOSPHORUS SULFIDE AND A HYDROCARBON IN WHICH THE HYDROCARBON IS REACTED WITH FROM ABOUT 1% TO ABOUT 50% OF A PHOSPHORUS SULFIDE AT A TEMPERATURE OF FROM ABOUT 200* F. TO ABOUT 600* F., THE IMPROVEMENT COMPRISING HYDROLYZING THE PHOSPHORUS SULFIDE-HYDROCARBON REACTION PRODUCT AT A TEMPERATURE OF FROM ABOUT 150* F. TO ABOUT 220* F. FOR A PERIOD OF TIME FROM ABOUT 1 TO ABOUT 10 HOURS WITH AT LEAST ABOUT 10% BY WEIGHT OF A MIXTURE CONSISTING OF WATER AND FROM ABOUT 5% TO ABOUT 90% BY WEIGHT OF A WATER SOLUBLE HYDROXY COMPOUND SELECTED FROM THE GROUP CONSISTING OF LOWER ALKANOLS, PHENYL SUBSTITUTED LOWER ALKANOLS, PHENOL, ALKYL SUBSTITUTED PHENOLS, AND MIXTURES THEREOF.
Claim 2
Dependent Claim
123 words
IN THE PREPARATION OF THE REACTION PRODUCT OF A PHOSPHORUS SULFIDE AND A HYDROCARBON IN WHICH THE HYDROCARBON IS REACTED WITH FROM ABOUT 1% TO ABOUT 50% OF A PHOSPHORUS SULFIDE AT A TEMPERATURE OF FROM ABOUT 200* F. TO ABOUT 600* F., THE IMPROVEMENT COMPRISING HYDROLYZING THE PHOSPHORUS SULFIDE-HYDROCARBON REACTION PRODUCT AT A TEMPERATURE OF FROM ABOUT 150* F. TO ABOUT 220* F. FOR A PERIOD OF TIME FROM ABOUT 1 TO ABOUT 10 HOURS WITH AT LEAST ABOUT 10% BY WEIGHT OF A MIXTURE CONSISTING OF WATER AND FROM ABOUT 5% TO ABOUT 90% BY WEIGHT OF A WATER SOLUBLE HYDROXY COMPOUND SELECTED FROM THE GROUP CONSISTING OF LOWER ALKANOLS, PHENYL SUBSTITUTED LOWER ALKANOLS, PHENOL, ALKYL SUBSTITUTED PHENOLS, AND MIXTURES THEREOF.
References Cited (Backward Citations)
US2356073A
Cited
US2566398A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-08-17 | 1963-02-16 | 1963-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-08-17 | 1967-02-16 | 1967-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-08-17 | 1971-02-16 | 1971-08-18 | $7700.00 | Window Closed / Lapsed |