Patent US3575859A successfully refreshed from Google Patents.
US3575859A
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Gelling hydrocarbon fluids with combinations of aluminum alkyl orthophosphates and amines
Assignee: Dow Chemical Co
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Filing: 1968-01-30
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Granted: 1971-04-20
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Expires: 1988-01-30
Abstract
Abstract HYDROCARBON LIQUIDS ARE GELLED WITH SMALL AMOUNTS OF CERTAIN METAL ALKYL OLEYL ORTHOPHOSPHATE AND AMINES IN ADMIXTURE.
Inventors
- 👤 Roger F Monroe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 11:23
CPC Classifications
C; C10; C10L; C10L7/00; C10L7/02; C09; C09K; C09K8/00; C09K8/60; C09K8/62; C09K8/64; C10M; C10M141/00; C10M141/10; C10M2215/00; C10M2215/02; C10M2215/04; C10M2215/042; C10M2215/22; C10M2215/221; C10M2215/223; C10M2215/224; C10M2215/225; C10M2215/226; C10M2215/24; C10M2215/26; C10M2215/30; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/042; C10N; C10N2010/00; C10N2010/04; C10N2010/06; C10N2050/00; C10N2050/10
Claims Analysis
Total Claims: 0
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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) | 1974-04-19 | 1974-10-19 | 1975-04-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-04-19 | 1978-10-19 | 1979-04-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-04-19 | 1982-10-19 | 1983-04-20 | $7700.00 | Window Closed / Lapsed |