US2662856A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mineral oil compositions
Assignee: TIDE WATER ASSOCIATED OIL Co
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Filing: 1951-01-11
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Granted: 1953-12-15
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Expires: 1971-01-11
Abstract
No abstract record available.
Inventors
- 👤 John W Bishop
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 09:58
CPC Classifications
C; C10; C10M; C10M1/00; C10M1/08; C10M2209/00; C10M2209/02; C10M2209/08; C10M2209/084; C10M2223/00; C10M2223/12; C10M2225/00; C10M2225/04; C10M2225/041; C10M2229/00; C10M2229/02; C10M2229/04; C10M2229/05
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
148 words
A COMPOSITION COMPRISING A MINERAL OIL IN MAJOR AMOUNT BASED ON THE WEIGHT OF THE COMPOSITION AND A COMBINATION OF INGREDIENTS AS DEFINED HEREINAFTER, ONE OF SAID INGREDIENTS BEING AN OIL-SOLUBLE OIL DETERIORATION-INHIBITING PHOSPHORUS-AND SULFUR-CONTAINING PRODUCT OF REACTION BETWEEN A TERPENE AND A PHOSPHORUS SULFIDE AND PRESENT IN SAID COMPOSITION IN A SMALL AMOUNT SUFFICIENT TO INHIBIT DETERIORATION OF SAID OIL AND THE OTHER INGREDIENT BEING AN OIL-SOLUBLE PHOSPHORUS-AND SULFUR-CONTAINING METAL SALT OF A PRODUCT OF REACTION BETWEEN A PHOSPHORUS SULFIDE AND A HYDROCARBON, SAID SALT BEING CHARACTERIZED IN THAT ITS METAL COMPONENT IS AN ALKALINE EARTH METAL EFFECTIVE TO PROVIDE A SALT THAT INHIBITS THE TENDENCY OF THE AFORESAID TERPENE REACTION PRODUCT TO EVOLVE H2S AND SAID SALT BEING PRESENT IN SAID COMPOSITION IN A SMALL AMOUNT SUFFICIENT TO PROVIDE IN COMBINATION WITH SAID DETERIORATION-INHIBITOR IN SAID OIL A COMPOSITION INHIBITED AGAINST SUBSTANTIAL EVOLUTION OF HYDROGEN SULFIDE.
Claim 2
Dependent Claim
148 words
A COMPOSITION COMPRISING A MINERAL OIL IN MAJOR AMOUNT BASED ON THE WEIGHT OF THE COMPOSITION AND A COMBINATION OF INGREDIENTS AS DEFINED HEREINAFTER, ONE OF SAID INGREDIENTS BEING AN OIL-SOLUBLE OIL DETERIORATION-INHIBITING PHOSPHORUS-AND SULFUR-CONTAINING PRODUCT OF REACTION BETWEEN A TERPENE AND A PHOSPHORUS SULFIDE AND PRESENT IN SAID COMPOSITION IN A SMALL AMOUNT SUFFICIENT TO INHIBIT DETERIORATION OF SAID OIL AND THE OTHER INGREDIENT BEING AN OIL-SOLUBLE PHOSPHORUS-AND SULFUR-CONTAINING METAL SALT OF A PRODUCT OF REACTION BETWEEN A PHOSPHORUS SULFIDE AND A HYDROCARBON, SAID SALT BEING CHARACTERIZED IN THAT ITS METAL COMPONENT IS AN ALKALINE EARTH METAL EFFECTIVE TO PROVIDE A SALT THAT INHIBITS THE TENDENCY OF THE AFORESAID TERPENE REACTION PRODUCT TO EVOLVE H2S AND SAID SALT BEING PRESENT IN SAID COMPOSITION IN A SMALL AMOUNT SUFFICIENT TO PROVIDE IN COMBINATION WITH SAID DETERIORATION-INHIBITOR IN SAID OIL A COMPOSITION INHIBITED AGAINST SUBSTANTIAL EVOLUTION OF HYDROGEN SULFIDE.
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) | 1956-12-14 | 1957-06-15 | 1957-12-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-12-14 | 1961-06-15 | 1961-12-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-12-14 | 1965-06-15 | 1965-12-15 | $7700.00 | Window Closed / Lapsed |