Patent US1534573A successfully refreshed from Google Patents.
US1534573A
Expired / Lapsed
US
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Fuel for internal-combustion engines
Assignee: Individual
•
Filing: 1924-11-18
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Granted: 1925-04-21
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Expires: 1944-11-18
Abstract
No abstract record available.
Inventors
- 👤 Jean F P De La Riboisiere
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 13:25
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/18; C10L1/182; C10L1/1822; C10L1/1824; C10L1/185; C10L1/1852; C10L1/19; C10L1/22; C10L1/222; C10L1/2222; C10L1/2225; C10L1/23; C10L1/24; C10L1/30; C10L1/305
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) | 1928-04-20 | 1928-10-20 | 1929-04-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1932-04-20 | 1932-10-20 | 1933-04-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1936-04-20 | 1936-10-20 | 1937-04-21 | $7700.00 | Window Closed / Lapsed |