US3660310A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydrocarbon conversion catalyst
Assignee: Chevron USA Inc
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Filing: 1969-11-19
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Granted: 1972-05-02
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Expires: 1989-11-19
Abstract
Abstract A HYDROCARBON CONVERSION CATALYST COMPRISING A CRYSTALLINE ZEOLITIC MOLECULAR SIEVE CRACKING COMPONENT, 0.01 TO 2.0 WEIGHT PERCENT, BASED ON SAID CRACKING COMPONENT AND CALCULATED AS THE METAL, OF A HYDROGENATING COMPONENT SELECTED FROM PLATINUM, PALLADIUM AND IRIDIUM AND COMPOUNDS OF PLATINUM, PALLADIUM AND IRIDIUM AND 0.01 TO 2.0 WEIGHT PERCENT, BASE ON SAID CRACKING COMPONENT AND CALCULATED AS THE METAL, OF A HYDROGENATING COMPONENT SELECTED FROM THE GROUP CONSISTING OF RHENIUM AND COMPOUNDS OF RHENIUM.
Inventors
- 👤 Harris E Kluksdahl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 11:26
CPC Classifications
C; C10; C10G; C10G47/00; C10G47/02; C10G47/10; C10G47/12; C10G47/16; C10G47/18; B; B01; B01J; B01J29/00; B01J29/04; B01J29/06; B01J29/08; B01J29/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-05-02 | 1975-11-01 | 1976-05-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-05-02 | 1979-11-01 | 1980-05-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-05-02 | 1983-11-01 | 1984-05-02 | $7700.00 | Window Closed / Lapsed |