US3791964A
Expired / Lapsed
US
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Hydrocarbon conversion process employing a crystalline aluminosilicate and method of preparing the same
Assignee: Mobil Oil AS
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Filing: 1967-07-05
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Granted: 1974-02-12
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Expires: 1987-07-05
Abstract
Abstract AS A NEW ZEOLITE, A CRYSTALINE ALUMINOSILICATE HAVING A CRYSTAL STRUCTURAL SIMILAR TO ZEOLITE A BUT A SILICA/ALUMINA MOL RATIO HIGHER THAN ZEOLITE A, PREPARED FROM A MIXED SODIUM TETRAMETHYLAMMONIUM SYSTEM CONTAINING PHOSPHATE.
Inventors
- 👤 G Kuehl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:40
CPC Classifications
C; C10; C10G; C10G11/00; C10G11/02; C10G11/04; C10G11/05; B; B01; B01J; B01J29/00; B01J29/04; B01J29/06; B01J29/70; B01J29/7003; B01J29/7049; B01J29/7053; C01; C01B; C01B33/00; C01B33/20; C01B33/26; C01B33/28; C01B33/2807; C01B33/2892; C07; C07C; C07C4/00; C07C4/02; C07C4/06; B01J2229/00; B01J2229/30; B01J2229/36; C07C2521/00; C07C2521/12; C07C2529/00; C07C2529/04; C07C2529/06
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) | 1977-02-11 | 1977-08-13 | 1978-02-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-02-11 | 1981-08-13 | 1982-02-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-02-11 | 1985-08-13 | 1986-02-12 | $7700.00 | Window Closed / Lapsed |