US3515526A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquid smudge fuel compositions
Assignee: Sunoco Inc
•
Filing: 1966-11-28
•
Granted: 1970-06-02
•
Expires: 1986-11-28
Abstract
No abstract record available.
Inventors
- 👤 Wesley R Cherry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 12:33
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/16; C10L1/1608
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1286091A
Cited
US1340855A
Cited
US1567235A
Cited
US1916573A
Cited
US1890220A
Cited
US2173756A
Cited
US2276220A
Cited
US2859125A
Cited
US3171816A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-06-01 | 1973-12-01 | 1974-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-06-01 | 1977-12-01 | 1978-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-06-01 | 1981-12-01 | 1982-06-02 | $7700.00 | Window Closed / Lapsed |