Patent US2927085A successfully refreshed from Google Patents.
US2927085A
Expired / Lapsed
US
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Alkylation process and catalyst therefor
Assignee: Pan American Petroleum Corp
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Filing: 1958-03-27
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Granted: 1960-03-01
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Expires: 1978-03-27
Abstract
No abstract record available.
Inventors
- 👤 Leon B Gordon
- 👤 Jr Truman P Moote
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 19:06
CPC Classifications
C; C07; C07C; C07C2/00; C07C2/54; C07C2/64; C07C2/66; C07C2/68; B; B01; B01J; B01J27/00; B01J27/06; C07C2521/00; C07C2521/06; C07C2521/08; C07C2521/12; C07C2521/18; C07C2523/00; C07C2523/16; C07C2523/20; C07C2523/22; C07C2527/00; C07C2527/06; C07C2527/08; C07C2531/00; C07C2531/02; C07C2531/12
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
28 words
AN ALKYLATION CATALYST HAVING AS ITS ESSENTIAL COMPONENTS A CARRIER AND A COMPOUND SELECTED FROM THE GROUP CONSISTING OF A SILICON HALIDE, AND A HYDROCARBON DERIVATIVE OF SILICON.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-03-01 | 1963-08-31 | 1964-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-01 | 1967-08-31 | 1968-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-01 | 1971-08-31 | 1972-03-01 | $7700.00 | Window Closed / Lapsed |