US3061420A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Motor fuel
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1955-02-11
•
Granted: 1962-10-30
•
Expires: 1975-02-11
Abstract
No abstract record available.
Inventors
- 👤 William E Mcturk
- 👤 William E Lifson
- 👤 Gordon W Duncan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 14:54
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/18; C10L1/192; C10L1/198; C10L1/1985
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1780927A
Cited
US1952105A
Cited
US2089580A
Cited
US2104021A
Cited
US2524864A
Cited
US2579692A
Cited
US2599338A
Cited
US2668522A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-29 | 1966-04-30 | 1966-10-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-29 | 1970-04-30 | 1970-10-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-29 | 1974-04-30 | 1974-10-30 | $7700.00 | Window Closed / Lapsed |