US3826745A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compositions containing metal dialkyl dithiophosphates are inhibited against haze and precipitates by amine salts of mixed acid phosphates
Assignee: ExxonMobil Technology and Engineering Co
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Filing: 1972-06-30
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Granted: 1974-07-30
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Expires: 1992-06-30
Abstract
Abstract AMINE SALTS OF MIXED ACID PHOSPHATES ARE COMBINED WITH METAL DIALKYL DITHIOPHOSPHATES TO PREVENT AND CONTROL HAZE AND PRECIPITATION IN COMPOSITIONS CONTAINING THESE DITHIOPHOSPHATE SALTS.
Inventors
- 👤 J Ryer
- 👤 R Renard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 22:55
CPC Classifications
C; C10; C10M; C10M137/00; C07; C07F; C07F15/00; C07F15/04; C07F9/00; C07F9/02; C07F9/06; C07F9/16; C10M2201/00; C10M2201/06; C10M2201/062; C10M2205/00; C10M2205/02; C10M2205/026; C10M2207/00; C10M2207/02; C10M2207/023; C10M2207/027; C10M2207/28; C10M2207/282; C10M2207/32; C10M2207/34; C10M2207/40; C10M2207/402; C10M2207/404; C10M2209/00; C10M2209/02; C10M2209/08; C10M2209/084; C10M2209/086; C10M2209/10; C10M2209/103; C10M2209/105; C10M2209/11; C10M2209/111; C10M2211/00; C10M2211/02; C10M2215/00; C10M2215/02; C10M2215/06; C10M2215/064; C10M2215/065; C10M2219/00; C10M2219/04; C10M2219/044; C10M2219/08; C10M2219/082; C10M2219/087; C10M2219/088; C10M2219/089; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/042; C10M2223/043; C10M2223/045; C10M2223/12; C10M2225/00; C10M2225/04; C10M2229/00; C10M2229/02; C10M2229/04; C10M2229/05; C10N; C10N2010/00; C10N2010/04; C10N2010/14; C10N2010/16; C10N2040/00; C10N2040/02; C10N2040/08; C10N2040/135
Claims Analysis
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References Cited (Backward Citations)
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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) | 1977-07-29 | 1978-01-28 | 1978-07-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-07-29 | 1982-01-28 | 1982-07-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-07-29 | 1986-01-28 | 1986-07-30 | $7700.00 | Window Closed / Lapsed |