US2629683A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Catalytic reforming process
Assignee: Universal Oil Products Co
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Filing: 1949-11-16
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Granted: 1953-02-24
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Expires: 1969-11-16
Abstract
No abstract record available.
Inventors
- 👤 Haensel Vladimir
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:46
CPC Classifications
C; C10; C10G; C10G59/00; C10G59/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
70 words
A PROCESS FOR THE REFORMING OF A GASOLINE FRACTION WHICH COMPRISES SUBJECTING SAID GASOLINE FRACTION TO CONTACT AT REFORMING CONDITIONS WITH AT LEAST TWO SUCCESSIVE BEDS OF CATALYST COMPRISING ALUMINA, PLATINUM AND COMBINED HALOGEN, THE CATALYST IN THE BED WITH WHICH SAID FRACTION IS FIRST CONTACTED BEING OF A PARTICLE SIZE NOT GREATER THAN 3/32" AND THE CATALYST IN A SUBSEQUENT BED BEING OF A PARTICLE SIZE GREATER THAN 3/32".
Claim 2
Dependent Claim
70 words
A PROCESS FOR THE REFORMING OF A GASOLINE FRACTION WHICH COMPRISES SUBJECTING SAID GASOLINE FRACTION TO CONTACT AT REFORMING CONDITIONS WITH AT LEAST TWO SUCCESSIVE BEDS OF CATALYST COMPRISING ALUMINA, PLATINUM AND COMBINED HALOGEN, THE CATALYST IN THE BED WITH WHICH SAID FRACTION IS FIRST CONTACTED BEING OF A PARTICLE SIZE NOT GREATER THAN 3/32" AND THE CATALYST IN A SUBSEQUENT BED BEING OF A PARTICLE SIZE GREATER THAN 3/32".
References Cited (Backward Citations)
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Cited
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Cited
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Cited
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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) | 1956-02-24 | 1956-08-25 | 1957-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-02-24 | 1960-08-25 | 1961-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-02-24 | 1964-08-25 | 1965-02-24 | $7700.00 | Window Closed / Lapsed |