US3729409A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydrocarbon conversion
Assignee: Mobil Oil AS
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Filing: 1970-12-24
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Granted: 1973-04-24
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Expires: 1990-12-24
Abstract
Abstract THIS DISCLOSURE RELATES TO A METHOD OF IMPROVING THE YIELD-OCTANE NUMBER RELATIONSHIP OF A REFORMATE OR REFORMER EFFLUENT BY CONTACTING THE SAME IN THE PRESENCE OF HYDROGEN WITH A FAMILY OF CRYSTALLINE ALUMINOSILICATE ZEOLITES IDENTIFIED AS ZSM-5 TYPE.
Inventors
- 👤 Chen N Yuen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 04:08
CPC Classifications
C; C10; C10G; C10G59/00; C10G59/02; B; B01; B01J; B01J29/00; B01J29/04; B01J29/06; B01J29/70; C07; C07C; C07C5/00; C07C5/32; C07C5/373; C07C5/393; C07C5/41; C10G35/00; C10G35/04; C10G35/06; C10G35/095; F; F02; F02M; F02M27/00; F02M27/02; F02M31/00; F02M31/02; F02M31/16; F02M31/18; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12; Y10; Y10S; Y10S208/00; Y10S208/02
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) | 1976-04-23 | 1976-10-23 | 1977-04-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-04-23 | 1980-10-23 | 1981-04-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-04-23 | 1984-10-23 | 1985-04-24 | $7700.00 | Window Closed / Lapsed |