Patent US2748178A successfully refreshed from Google Patents.
US2748178A
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US
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Condensation of an aromatic compound with an unsaturated organic compound in the presence of an alkali metal and a peroxy compound
Assignee: Universal Oil Products Co
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Filing: 1951-04-04
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Granted: 1956-05-29
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Expires: 1971-04-04
Abstract
No abstract record available.
Inventors
- 👤 Pines Herman
- 👤 Vladimir N Ipatieff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:44
CPC Classifications
C; C07; C07C; C07C2/00; C07C2/54; C07C2/72; C07C2523/00; C07C2523/02; C07C2523/04; C07C2531/00; C07C2531/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
96 words
A PROCESS WHICH COMPRISES REACTING A NON-CONJUGATED OLEFINIC HYDROCARBON AND AN AROMATIC COMPOUND SELECTED FROM THE GROUP CONSISTING OF CARBOCYCLIC AROMATIC AND HETEROCYCLIC AROMATIC RING COMPOUNDS HAVING ATTACHED TO A NUCLEAR CARBON ATOM A CARBON ATOM OF A SATURATED HYDROCARBON GROUP AND TO WHICH LAST NAMED CARBON ATOM IS ATTACHED AT LEAST ONE HYDROGEN ATOM AT A TEMPERATURE OF FROM ABOUT 100* TO ABOUT 350* C. AND A PRESSURE OF FROM ABOUT 5 TO ABOUT 50 ATMOSPHERES IN THE PRESENCE OF AN ALKALI METAL AND OF AN ORGANIC PEROXY COMPOUND, AND RECOVERING THE RESULTANT CONDENSATION PRODUCT.
Claim 2
Dependent Claim
96 words
A PROCESS WHICH COMPRISES REACTING A NON-CONJUGATED OLEFINIC HYDROCARBON AND AN AROMATIC COMPOUND SELECTED FROM THE GROUP CONSISTING OF CARBOCYCLIC AROMATIC AND HETEROCYCLIC AROMATIC RING COMPOUNDS HAVING ATTACHED TO A NUCLEAR CARBON ATOM A CARBON ATOM OF A SATURATED HYDROCARBON GROUP AND TO WHICH LAST NAMED CARBON ATOM IS ATTACHED AT LEAST ONE HYDROGEN ATOM AT A TEMPERATURE OF FROM ABOUT 100* TO ABOUT 350* C. AND A PRESSURE OF FROM ABOUT 5 TO ABOUT 50 ATMOSPHERES IN THE PRESENCE OF AN ALKALI METAL AND OF AN ORGANIC PEROXY COMPOUND, AND RECOVERING THE RESULTANT CONDENSATION PRODUCT.
References Cited (Backward Citations)
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Cited
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-05-29 | 1959-11-28 | 1960-05-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-29 | 1963-11-28 | 1964-05-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-29 | 1967-11-28 | 1968-05-29 | $7700.00 | Window Closed / Lapsed |