US2947746A
Expired / Lapsed
US
⏱️ 0.0 years remaining
New preparation of substituted phenox-
Assignee: —
•
Filing: —
•
Granted: 1960-08-02
•
Expires: 1977-08-02
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 17:47
CPC Classifications
C; C07; C07D; C07D265/00; C07D265/28; C07D265/34; C07D265/38
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
11 words
THE METHOD OF FORMING COMPOUNDS HAVING THE FOLLOWING BASIC STRUCTURAL FORMULA:
Claim 2
Independent Claim
11 words
THE METHOD OF FORMING COMPOUNDS HAVING THE FOLLOWING BASIC 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) | 1963-08-02 | 1964-02-01 | 1964-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-02 | 1968-02-01 | 1968-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-02 | 1972-02-01 | 1972-08-02 | $7700.00 | Window Closed / Lapsed |