Patent US2441102A successfully refreshed from Google Patents.
US2441102A
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Alkylation process
Assignee: ExxonMobil Oil Corp
•
Filing: 1943-10-09
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Granted: 1948-05-04
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Expires: 1963-10-09
Abstract
No abstract record available.
Inventors
- 👤 Jacob R Meadow
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 06:10
CPC Classifications
C; C07; C07C; C07C2/00; C07C2/54; C07C2/56; C07C2/58; C07C2/62; C07C2527/00; C07C2527/06; C07C2527/08; C07C2527/12; C07C2527/1206
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2267730A
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US2259723A
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US2240134A
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US2258236A
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US2320629A
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US2317694A
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US2338248A
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US2398905A
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US2379368A
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US2378762A
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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) | 1951-05-04 | 1951-11-03 | 1952-05-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-05-04 | 1955-11-03 | 1956-05-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-05-04 | 1959-11-03 | 1960-05-04 | $7700.00 | Window Closed / Lapsed |