Patent US2950960A successfully refreshed from Google Patents.
US2950960A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hyrocarbon fuels
Assignee: California Research LLC
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Filing: 1957-02-21
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Granted: 1960-08-30
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Expires: 1977-02-21
Abstract
No abstract record available.
Inventors
- 👤 Maurice R Barusch
- 👤 Primo L Pinotti
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 22:51
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/18; C10L1/182; C10L1/1828; C10L1/24; C10L1/2431; C10L1/2437
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
135 words
A HYDROCARBON FUEL COMPOSITION COMPRISING A MAJOR PROPORTION OF NORMALLY LIQUID HYDROCARBONS, A MINOR PROPORTION OF AT LEAST ONE ALKALINE EARTH METAL GLYCOXIDE SELECTED FROM THE GROUP CONSISTING OF BARIUM AND CALCIUM GLYCOXIDES, AND A MINOR PROPORTION OF AT LEAST ONE OIL-SOLUBLE ALKALINE EARTH METAL SULFONATE DERIVED FROM A SULFONIC ACID OF A MOLECULAR WEIGHT RANGE FROM ABOUT 150 TO ABOUT 800 AND SELECTED FROM THE GROUP CONSISTING OF BARIUM AND CALCIUM SULFONATES, SAID MINOR PROPORTIONS OF ALKALINE EARTH METAL GLYCOXIDES AND SULFONATES PROVIDING IN THE FUEL COMPOSITION A TOTAL METAL CONTENT FROM ABOUT 0.25 TO ABOUT 10.0 MM./KG., OF WHICH METAL CONTENT FROM ABOUT 0.05 TO ABOUT 8.0 MM./KG. IS THE METAL OF THE GLYCOXIDE, THE MOL RATIO OF THE METAL PRESENT IN GLYCOXIDE TO THE METAL PRESENT IN SULFONATE BEING ABOVE ABOUT 1.75.
Claim 2
Dependent Claim
135 words
A HYDROCARBON FUEL COMPOSITION COMPRISING A MAJOR PROPORTION OF NORMALLY LIQUID HYDROCARBONS, A MINOR PROPORTION OF AT LEAST ONE ALKALINE EARTH METAL GLYCOXIDE SELECTED FROM THE GROUP CONSISTING OF BARIUM AND CALCIUM GLYCOXIDES, AND A MINOR PROPORTION OF AT LEAST ONE OIL-SOLUBLE ALKALINE EARTH METAL SULFONATE DERIVED FROM A SULFONIC ACID OF A MOLECULAR WEIGHT RANGE FROM ABOUT 150 TO ABOUT 800 AND SELECTED FROM THE GROUP CONSISTING OF BARIUM AND CALCIUM SULFONATES, SAID MINOR PROPORTIONS OF ALKALINE EARTH METAL GLYCOXIDES AND SULFONATES PROVIDING IN THE FUEL COMPOSITION A TOTAL METAL CONTENT FROM ABOUT 0.25 TO ABOUT 10.0 MM./KG., OF WHICH METAL CONTENT FROM ABOUT 0.05 TO ABOUT 8.0 MM./KG. IS THE METAL OF THE GLYCOXIDE, THE MOL RATIO OF THE METAL PRESENT IN GLYCOXIDE TO THE METAL PRESENT IN SULFONATE BEING ABOVE ABOUT 1.75.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-08-30 | 1964-02-29 | 1964-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-30 | 1968-02-29 | 1968-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-30 | 1972-02-29 | 1972-08-30 | $7700.00 | Window Closed / Lapsed |