US2789111A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for the manufacture of octahy-
Assignee: —
•
Filing: —
•
Granted: 1957-04-16
•
Expires: 1974-04-16
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 22:04
CPC Classifications
C; C07; C07D; C07D217/00; C07D217/02; C07D217/12; C07D217/18; C07D217/20; C07D217/04; C07D217/06; C07D217/22
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
63 words
A PROCESS WHICH COMPRISES HEATING A COMPOUND SELECTED FROM THE CLASS CONSISTING OF 1-BENZYL-2-METHYL1,2,3,4,6,7,8,9-OCTAHYDROISOQUINOLINE AND SUCH OF ITS DERIVATIVES AS ARE CONSTITUTED BY SAID 1-BENZYL-2-METHYL1,2,3,4,6,7,8,9-OCTAHYDROISOQUINOLINE SUBSTITUTED IN THE PHENYL NUCLEUS THEREOF ONLY BY A MEMBER SELECTED FROM THE GROUP OF LOWER ALKYL LOWER ALKOXY, HYDROXY AND BENZYLOXY RADICALS, AND SAID ADDITION SALTS THEREOF, WITH A STRONG MINERAL ACID, THEREBY PRODUCING THE CORRESPONDING 1-BENZYL-2-METHYL-1,2,3,4,5,6,7,8-OCTAHYDROISOQUINOLINE.
Claim 2
Dependent Claim
63 words
A PROCESS WHICH COMPRISES HEATING A COMPOUND SELECTED FROM THE CLASS CONSISTING OF 1-BENZYL-2-METHYL1,2,3,4,6,7,8,9-OCTAHYDROISOQUINOLINE AND SUCH OF ITS DERIVATIVES AS ARE CONSTITUTED BY SAID 1-BENZYL-2-METHYL1,2,3,4,6,7,8,9-OCTAHYDROISOQUINOLINE SUBSTITUTED IN THE PHENYL NUCLEUS THEREOF ONLY BY A MEMBER SELECTED FROM THE GROUP OF LOWER ALKYL LOWER ALKOXY, HYDROXY AND BENZYLOXY RADICALS, AND SAID ADDITION SALTS THEREOF, WITH A STRONG MINERAL ACID, THEREBY PRODUCING THE CORRESPONDING 1-BENZYL-2-METHYL-1,2,3,4,5,6,7,8-OCTAHYDROISOQUINOLINE.
Claim 3
Dependent Claim
54 words
A COMPOUND SELECTED FROM THE CLASS CONSISTING OF N - STYRYL-N-(B-CYCLOHEXEN-(1)-YL-ETHYL)-N-METHYLAMINE AND SUCH OF ITS DERIVATIVES AS ARE CONSTITUTED BY SAID NSTYRYL - N - (B-CYCLOHEXEN-(1)-YL-ETHYL)-N-METHYL-AMINE SUBSTITUTED IN THE PHENYL NUCLEUS THEREOF ONLY BY A MEMBER SELECTED FROM THE GROUP OF LOWER ALKYL, LOWER ALKOXY, HYDROXY AND BENZYLOXY RADICALS, AND ACID ADDITION SALTS THEREOF.
Claim 4
Dependent Claim
54 words
A COMPOUND SELECTED FROM THE CLASS CONSISTING OF N - STYRYL-N-(B-CYCLOHEXEN-(1)-YL-ETHYL)-N-METHYLAMINE AND SUCH OF ITS DERIVATIVES AS ARE CONSTITUTED BY SAID NSTYRYL - N - (B-CYCLOHEXEN-(1)-YL-ETHYL)-N-METHYL-AMINE SUBSTITUTED IN THE PHENYL NUCLEUS THEREOF ONLY BY A MEMBER SELECTED FROM THE GROUP OF LOWER ALKYL, LOWER ALKOXY, HYDROXY AND BENZYLOXY RADICALS, AND ACID ADDITION SALTS THEREOF.
References Cited (Backward Citations)
US2006114A
Cited
GB662830A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-04-15 | 1960-10-15 | 1961-04-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-04-15 | 1964-10-15 | 1965-04-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-04-15 | 1968-10-15 | 1969-04-16 | $7700.00 | Window Closed / Lapsed |