Patent US3381046A successfully refreshed from Google Patents.
US3381046A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Jet and rocket fuel
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1966-08-15
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Granted: 1968-04-30
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Expires: 1986-08-15
Abstract
No abstract record available.
Inventors
- 👤 Charles A Cohen
- 👤 Clifford W Muessig
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:30
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/16; C10L1/1608; C10L1/04; C10L1/1625; C10L1/1633; C10L1/1666
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
73 words
A PROCESS FOR THE PRODUCTION OF AN IMPROVED FUEL WHICH MAY BE USED IN JET AND ROCKET ENGINES WHICH COMPRISES: (A) HYDROGENATING AN ENDO DIMER OF AN ALICYCLIC CONJUGATED DIENE SELECTED FROM THE GROUP CONSISTING OF CYCLOPENTADIENE, METHYLCYCLOPENTADIENE, AND MIXTURES THEREOF; (B) CONTACTING SAID HYDROGENATED DIMER WITH AN ACIDIC REAGENT THEREBY CONVERTING AT LEAST A PORTION OF ENDO ISOMER TO ITS EXO ISOMER; (C) AND SEPARATING SAID EXO ISOMER FROM SAID ACIDIC REAGENT.
Claim 2
Dependent Claim
73 words
A PROCESS FOR THE PRODUCTION OF AN IMPROVED FUEL WHICH MAY BE USED IN JET AND ROCKET ENGINES WHICH COMPRISES: (A) HYDROGENATING AN ENDO DIMER OF AN ALICYCLIC CONJUGATED DIENE SELECTED FROM THE GROUP CONSISTING OF CYCLOPENTADIENE, METHYLCYCLOPENTADIENE, AND MIXTURES THEREOF; (B) CONTACTING SAID HYDROGENATED DIMER WITH AN ACIDIC REAGENT THEREBY CONVERTING AT LEAST A PORTION OF ENDO ISOMER TO ITS EXO ISOMER; (C) AND SEPARATING SAID EXO ISOMER FROM SAID ACIDIC REAGENT.
References Cited (Backward Citations)
US2712497A
Cited
US2765617A
Cited
US3004384A
Cited
US3002829A
Cited
US3167595A
Cited
US3235614A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-04-30 | 1971-10-30 | 1972-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-30 | 1975-10-30 | 1976-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-30 | 1979-10-30 | 1980-04-30 | $7700.00 | Window Closed / Lapsed |