US3450513A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Diesel oil fuel compositions containing oil-soluble metal salts of partial imide polymer resins
Assignee: Sinclair Research Inc
•
Filing: 1967-12-01
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Granted: 1969-06-17
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Expires: 1987-12-01
Abstract
No abstract record available.
Inventors
- 👤 Seymour H Patinkin
- 👤 Joseph A Verdol
- 👤 Donald J Carrow
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 12:03
CPC Classifications
C; C10; C10L; C10L10/00; C10L10/02; C08; C08F; C08F8/00; C08F8/30; C08F8/32; C08F8/44; C08F8/48; C10L1/00; C10L1/10; C10L1/14; C10L1/22; C10L1/234; C10L1/236; C10L1/2364; C10L10/04; C08F212/00; C08F212/02; C08F212/04; C08F212/06; C08F212/08; C08F222/00; C08F222/04; C08F222/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3085866A
Cited
US3348932A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-06-16 | 1972-12-16 | 1973-06-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-16 | 1976-12-16 | 1977-06-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-16 | 1980-12-16 | 1981-06-17 | $7700.00 | Window Closed / Lapsed |