US3761526A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aryl and cycloalkyl substituted naphthols
Assignee: Sandoz AG
•
Filing: 1971-04-14
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Granted: 1973-09-25
•
Expires: 1991-04-14
Abstract
Abstract Aryl and cycloalky substituted naphthols, e.g., 3-pchlorophenyl-1-naphthol or 1,2,3,4-tetrahydroanthracen-9-ol are prepared by the acid rearrangement of benzoic acid lactones and are useful as antimicrobial agents.
Inventors
- 👤 W Houlihan
- 👤 J Nadelson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 09:20
CPC Classifications
C; C07; C07C; C07C37/00; C07C37/06; C07C37/07; C07C39/00; C07C39/12; C07C39/14; C07C39/24; C07C39/38; C07D; C07D311/00; C07D311/02; C07D311/76; C07C2603/00; C07C2603/02; C07C2603/04; C07C2603/36; C07C2603/38
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
8 words
The compound of claim 1 which is 3-p-chlorophenyl-1-naphthol.
Claim 2
Dependent Claim
5 words
A compound having the formula
Claim 3
Dependent Claim
8 words
The compound of claim 3 which is 2,3-decamethylene-1-naphthol.
Claim 4
Dependent Claim
9 words
A process for preparing a compound 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) | 1976-09-24 | 1977-03-26 | 1977-09-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-09-24 | 1981-03-26 | 1981-09-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-09-24 | 1985-03-26 | 1985-09-25 | $7700.00 | Window Closed / Lapsed |