US3979361A
Expired / Lapsed
US
⏱️ 0.0 years remaining
2-Aminomethyl-6-trihalo-methylphenols
Assignee: Merck and Co Inc
•
Filing: 1975-08-01
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Granted: 1976-09-07
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Expires: 1995-08-01
Abstract
Abstract 2-Aminomethylphenol products and their non-toxic, pharmaceutically acceptable salts useful in the treatment of edema and inflammation are disclosed. The products may be prepared by treating an N-(2-hydroxybenzyl)carboxamide with an aqueous solution of an acid or a base.
Inventors
- 👤 Everett M. Schultz
- 👤 Edward J. Cragoe, Jr.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 13:04
CPC Classifications
A; A61; A61K; A61K31/00; A61K31/13; A61K31/135
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
34 words
A compound of the formula: ##SPC7## wherein X 1 is C 1-7 lower alkyl or cycloalkyl containing 5 to 6 carbon atoms; and X 2 is trifluoromethyl; or the nontoxic pharmaceutically acceptable salts thereof.
Claim 2
Dependent Claim
34 words
A compound of the formula: ##SPC7## wherein X 1 is C 1-7 lower alkyl or cycloalkyl containing 5 to 6 carbon atoms; and X 2 is trifluoromethyl; or the nontoxic pharmaceutically acceptable salts thereof.
Claim 3
Dependent Claim
10 words
The compound of claim 1 wherein X 1 is tert-butyl.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1979-09-07 | 1980-03-08 | 1980-09-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-09-07 | 1984-03-08 | 1984-09-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-09-07 | 1988-03-08 | 1988-09-07 | $7700.00 | Window Closed / Lapsed |