US2734908A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of producing aralkyl cyanides
Assignee: —
•
Filing: —
•
Granted: 1956-02-14
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Expires: 1973-02-14
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 05:53
CPC Classifications
C; C07; C07C; C07C253/00; C07C253/14; C07C51/00; C07C51/08; C07C2603/00; C07C2603/02; C07C2603/04; C07C2603/22; C07C2603/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
71 words
IN A PROCESS OF PRODUCING ARALKYL CYANIDES, THE STEP COMPRISING REACTING AN ARALKYL COMPOUND SUBSTITUTED IN THE ALIPHATIC SIDE CHAIN BY HALOGEN, WITH ALKALI CYANIDE IN THE PRESENCE OF SUBSTANTIALLY LESS THAN THE EQUIMOLECULAR AMOUNT OF A SOLUBLE METAL HALOGENIDE SELECTED FROM THE GROUP CONSISTING OF A METAL IODINE AND A METAL BROMIDE, SAID ALKYL COMPOUND BEING DISSOLVED IN A SUBSTANTIALLY WATER-FREE ORGANIC SOLVENT HAVING DISSOLVING POWER FOR SAID ALKALI CYANIDE.
Claim 2
Dependent Claim
71 words
IN A PROCESS OF PRODUCING ARALKYL CYANIDES, THE STEP COMPRISING REACTING AN ARALKYL COMPOUND SUBSTITUTED IN THE ALIPHATIC SIDE CHAIN BY HALOGEN, WITH ALKALI CYANIDE IN THE PRESENCE OF SUBSTANTIALLY LESS THAN THE EQUIMOLECULAR AMOUNT OF A SOLUBLE METAL HALOGENIDE SELECTED FROM THE GROUP CONSISTING OF A METAL IODINE AND A METAL BROMIDE, SAID ALKYL COMPOUND BEING DISSOLVED IN A SUBSTANTIALLY WATER-FREE ORGANIC SOLVENT HAVING DISSOLVING POWER FOR SAID ALKALI CYANIDE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-02-13 | 1959-08-15 | 1960-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-02-13 | 1963-08-15 | 1964-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-02-13 | 1967-08-15 | 1968-02-14 | $7700.00 | Window Closed / Lapsed |