Patent US2581557A successfully refreshed from Google Patents.
Patent US2093008A successfully refreshed from Google Patents.
US2093008A
Expired / Lapsed
US
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Fuel for internal combustion engines
Assignee: Individual
•
Filing: 1935-06-20
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Granted: 1937-09-14
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Expires: 1955-06-20
Abstract
No abstract record available.
Inventors
- 👤 Egerton Alfred Charles Glyn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:00
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/18; C10L1/1811; F; F02; F02B; F02B3/00; F02B3/06; F02B47/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1940-09-13 | 1941-03-15 | 1941-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1944-09-13 | 1945-03-15 | 1945-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1948-09-13 | 1949-03-15 | 1949-09-14 | $7700.00 | Window Closed / Lapsed |