US3232883A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Basic mixtures of metal salts and lubricants containing them
Assignee: Lubrizol Corp
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Filing: 1961-12-28
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Granted: 1966-02-01
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Expires: 1981-12-28
Abstract
No abstract record available.
Inventors
- 👤 Suer William M Le
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:37
CPC Classifications
C; C08; C08F; C08F8/00; C08F8/34; C07; C07F; C07F9/00; C07F9/02; C07F9/04; C08F8/44
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
139 words
A BASIC MIXTURE OF ALKALINE EARTH METAL SALTS OF ACIDIC PHOSPHORIZED OLEFIN POLYMERS HAVING MOLECULAR WEIGHTS RANGING FROM ABOUT 150 TO ABOUT 48,000 AND PREPARED BY THE REACTION OF A POLYMERIC REACTANT SELECTED FROM THE CLASS CONSISTING OF OLEFIN POLYMERS AND CHLORNATED OLEFIN POLYMERS WITH A PHOSPHORIZING AGENT SELECTED FROM THE CLASS CONSISTING OF PHOSPHORUS SULFIDES, PHOSPHORUS THIOHALIDES, PHOSPHORUS OXYHALIDES, CHLORINE AND A PHOSPHORUS TRIHALIDE, SULFRU AND PHOSPHORUS TRIHALIDE, YELLOW PHOSPHORUS AND A SULFUR HALIDE, YELLOW PHOSPHORUS AND SULFUR, AND PHOSPHORUS TRIHALIDES; SAID MIXTURE BEING CHARACTERIZED BY A METAL RATIO GREATER THAN ABOUT 2.5 AND COMPRISING (A) FROM 40 PARTS TO 95 PARTS BY WEIGHT OF A SAID METAL SALT HAVING A METAL RATIO GREATER THAN 4 AND (B) FROM 5 PARTS TO 60 PARTS BY WEIGHT OF A SAID METAL SALT HAVING A METAL RATIO LESS THAN 2.
Claim 2
Dependent Claim
139 words
A BASIC MIXTURE OF ALKALINE EARTH METAL SALTS OF ACIDIC PHOSPHORIZED OLEFIN POLYMERS HAVING MOLECULAR WEIGHTS RANGING FROM ABOUT 150 TO ABOUT 48,000 AND PREPARED BY THE REACTION OF A POLYMERIC REACTANT SELECTED FROM THE CLASS CONSISTING OF OLEFIN POLYMERS AND CHLORNATED OLEFIN POLYMERS WITH A PHOSPHORIZING AGENT SELECTED FROM THE CLASS CONSISTING OF PHOSPHORUS SULFIDES, PHOSPHORUS THIOHALIDES, PHOSPHORUS OXYHALIDES, CHLORINE AND A PHOSPHORUS TRIHALIDE, SULFRU AND PHOSPHORUS TRIHALIDE, YELLOW PHOSPHORUS AND A SULFUR HALIDE, YELLOW PHOSPHORUS AND SULFUR, AND PHOSPHORUS TRIHALIDES; SAID MIXTURE BEING CHARACTERIZED BY A METAL RATIO GREATER THAN ABOUT 2.5 AND COMPRISING (A) FROM 40 PARTS TO 95 PARTS BY WEIGHT OF A SAID METAL SALT HAVING A METAL RATIO GREATER THAN 4 AND (B) FROM 5 PARTS TO 60 PARTS BY WEIGHT OF A SAID METAL SALT HAVING A METAL RATIO LESS THAN 2.
Claim 3
Dependent Claim
30 words
A LUBRICATING COMPOSITION COMPRISING A MAJOR PROPORTION OF A MINERAL LUBRICATING OIL AND A MINOR PROPORTION SUFFICIENT TO INHIBIT THE FORMATION OF DEPOSITS OF THE BASIC MIXTURE OF CLAIM 1.
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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) | 1969-01-31 | 1969-08-02 | 1970-02-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-31 | 1973-08-02 | 1974-02-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-31 | 1977-08-02 | 1978-02-01 | $7700.00 | Window Closed / Lapsed |