US2906777A
Expired / Lapsed
US
⏱️ 0.0 years remaining
N-acylated hydroxybenzylamino phenols
Assignee: Novartis Corp
•
Filing: 1956-07-02
•
Granted: 1959-09-29
•
Expires: 1976-07-02
Abstract
No abstract record available.
Inventors
- 👤 Denss Rolf
- 👤 Hafliger Franz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:29
CPC Classifications
C; C07; C07C; C07C233/00
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
8 words
AN N-ACYLATED HYDROXYBENZYLAMINO PHENOL CORRESPONDING TO THE FORMULA:
Claim 2
Dependent Claim
8 words
AN N-ACYLATED HYDROXYBENZYLAMINO PHENOL CORRESPONDING TO THE FORMULA:
Claim 3
Dependent Claim
3 words
N-(O''-HYDROXYBENZYL)-N-(P-HYDROXYPHENYL) - BENZAMIDE.
Claim 4
Dependent Claim
3 words
N-(O''-HYDROXYBENZYL)-N-(P-HYDROXYPHENYL) - BENZAMIDE.
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) | 1962-09-28 | 1963-03-30 | 1963-09-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-09-28 | 1967-03-30 | 1967-09-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-09-28 | 1971-03-30 | 1971-09-29 | $7700.00 | Window Closed / Lapsed |