US3123618A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Io-dihydroanthkacene-z
Assignee: —
•
Filing: —
•
Granted: 1964-03-03
•
Expires: 1981-03-03
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:59
CPC Classifications
C; C07; C07D; C07D209/00; C07D209/56; C07D209/58; C07D209/72
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
11 words
THE COMPOUNDS OF THE GROUP CONSISTING OF THOSE HAVING THE FORMULA:
Claim 2
Dependent Claim
11 words
THE COMPOUNDS OF THE GROUP CONSISTING OF THOSE HAVING THE FORMULA:
Claim 3
Dependent Claim
13 words
N - BENZYL - CIS - 9,10 - DIHYDROANTHRACENE - 9,10ENDO-3'', 4''-PYRROLIDINE HYDROCHLORIDE.
Claim 4
Dependent Claim
13 words
N - BENZYL - CIS - 9,10 - DIHYDROANTHRACENE - 9,10ENDO-3'', 4''-PYRROLIDINE HYDROCHLORIDE.
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) | 1967-03-03 | 1967-09-02 | 1968-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-03 | 1971-09-02 | 1972-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-03 | 1975-09-02 | 1976-03-03 | $7700.00 | Window Closed / Lapsed |