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Patent US2476750A successfully refreshed from Google Patents.
US2476750A
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Process for producing motor fuel by alkylation
Assignee: Phillips Petroleum Co
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Filing: 1947-10-08
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Granted: 1949-07-19
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Expires: 1967-10-08
Abstract
No abstract record available.
Inventors
- 👤 Maryan P Matuszak
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:26
CPC Classifications
C; C07; C07C; C07C2/00; C07C2/54; C07C2/56; C07C2/58; C07C15/00; C07C15/02; C07C15/067; C07C15/073; C07C9/00; C07C9/14; C07C9/16; C07C2527/00; C07C2527/02; C07C2527/053; C07C2527/054; C07C2527/06; C07C2527/08; C07C2527/12; C07C2527/1206; C07C2527/125; C07C2527/126
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2305026A
Cited
US2372320A
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US2418146A
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US2360547A
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US2409090A
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US2432482A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-07-18 | 1953-01-17 | 1953-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-07-18 | 1957-01-17 | 1957-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-07-18 | 1961-01-17 | 1961-07-19 | $7700.00 | Window Closed / Lapsed |