US2714609A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polyethoxy esters of n-substituted p-aminobenzoic acids
Assignee: CIBA PHARM PROD Inc
•
Filing: 1954-07-02
•
Granted: 1955-08-02
•
Expires: 1974-07-02
Abstract
No abstract record available.
Inventors
- 👤 Matter Max
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 23:23
CPC Classifications
C; C07; C07C; C07C67/00; C07C67/08; C07C2602/00; C07C2602/02; C07C2602/04; C07C2602/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
6 words
THE NEW ESTERS OF THE FORMULA
Claim 2
Dependent Claim
6 words
THE NEW ESTERS OF THE 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) | 1958-08-01 | 1959-01-31 | 1959-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-08-01 | 1963-01-31 | 1963-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-08-01 | 1967-01-31 | 1967-08-02 | $7700.00 | Window Closed / Lapsed |