US2619484A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Y-dihydro - sh-dibenz
Assignee: —
•
Filing: —
•
Granted: 1952-11-25
•
Expires: 1969-11-25
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:27
CPC Classifications
C; C07; C07D; C07D223/00; C07D223/14; C07D223/18; C07D223/20; C07D223/22; C07D223/24; C07D223/28
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
42 words
A COMPOUND SELECTED FROM THE GROUP CONSISTING OF 6,7-DIHYDRO-5H-DIBENZ(C,E)LAZEPINE, ITS SUBSTITUTION PRDUCTS WHEREIN THE SOLE SUBSTITUENT IS A MONOVALENT NON-ACETYLENIC HYDROCARBON RADICAL HAVING NOT MORE THAN EIGHT CARBON ATOMS IN THE 6 - POSITION, 6- HYDROXYALKYL-6,7-DIHYDRO5H-DIBENS(C,E) AZEPINE, 6-DIALKYLAMINOALKYL-6,7DIHYDRO-5H-DIBENZ(C,E) AZEPINE, AND SALTS THEREOF.
Claim 2
Dependent Claim
42 words
A COMPOUND SELECTED FROM THE GROUP CONSISTING OF 6,7-DIHYDRO-5H-DIBENZ(C,E)LAZEPINE, ITS SUBSTITUTION PRDUCTS WHEREIN THE SOLE SUBSTITUENT IS A MONOVALENT NON-ACETYLENIC HYDROCARBON RADICAL HAVING NOT MORE THAN EIGHT CARBON ATOMS IN THE 6 - POSITION, 6- HYDROXYALKYL-6,7-DIHYDRO5H-DIBENS(C,E) AZEPINE, 6-DIALKYLAMINOALKYL-6,7DIHYDRO-5H-DIBENZ(C,E) AZEPINE, AND SALTS THEREOF.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-11-25 | 1956-05-26 | 1956-11-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-11-25 | 1960-05-26 | 1960-11-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-11-25 | 1964-05-26 | 1964-11-25 | $7700.00 | Window Closed / Lapsed |