US3320041A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Jet fuel containing anti-wear aromatic diester
Assignee: Union Oil Company of California
•
Filing: 1963-09-12
•
Granted: 1967-05-16
•
Expires: 1983-09-12
Abstract
No abstract record available.
Inventors
- 👤 Hugh L Hemmingway
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 21:49
CPC Classifications
C; C10; C10L; C10L10/00; C10L10/08; C10L1/00; C10L1/10; C10L1/14; C10L1/18; C10L1/19; C10L1/1905
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
17 words
A JET FUEL OIL COMPOSITION CONTAINING METAL WEARREDUCING AMOUNT OF A DIBASIC AROMATIC ESTER OF THE FORMUAL
Claim 2
Dependent Claim
17 words
A JET FUEL OIL COMPOSITION CONTAINING METAL WEARREDUCING AMOUNT OF A DIBASIC AROMATIC ESTER OF THE FORMUAL
References Cited (Backward Citations)
US1980097A
Cited
GB432592A
Cited
US1993737A
Cited
US2215590A
Cited
US2158096A
Cited
US2409444A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-05-15 | 1970-11-14 | 1971-05-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-15 | 1974-11-14 | 1975-05-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-15 | 1978-11-14 | 1979-05-16 | $7700.00 | Window Closed / Lapsed |