US3124576A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hjn-ch-ch
Assignee: —
•
Filing: —
•
Granted: 1964-03-10
•
Expires: 1981-03-10
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:19
CPC Classifications
C; C07; C07D; C07D501/00; C07D501/14; C07D501/16; C07D501/18
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
13 words
IN THE PROCESS FOR THE PREPARATION OF THE COMPOUND OF THE STRUCTURAL FORMULA:
Claim 2
Dependent Claim
13 words
IN THE PROCESS FOR THE PREPARATION OF THE COMPOUND OF THE STRUCTURAL FORMULA:
Claim 3
Dependent Claim
6 words
A COMPOUND OF THE STRUCTURAL FORMULA:
Claim 4
Dependent Claim
6 words
A COMPOUND OF THE STRUCTURAL FORMULA:
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) | 1967-03-10 | 1967-09-09 | 1968-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-10 | 1971-09-09 | 1972-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-10 | 1975-09-09 | 1976-03-10 | $7700.00 | Window Closed / Lapsed |