US3200040A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hair dye comprising diaminopyridines
Assignee: Individual
•
Filing: 1963-03-18
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Granted: 1965-08-10
•
Expires: 1983-03-18
Abstract
No abstract record available.
Inventors
- 👤 Lange Fritz-Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 03:59
CPC Classifications
A; A61; A61Q; A61Q5/00; A61Q5/10; A61K; A61K8/00; A61K8/18; A61K8/30; A61K8/49; A61K8/4906; A61K8/4926
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
66 words
A COMPOSITION OF MATTER SUITABLE FOR USE IN THE OXIDATIVE DYEING OF HAIR WHICH COMPRISES A CARRIER MATERIAL ADAPTED FOR APPLICATION TO HUMAN HAIR HAVING DISTRIBUTED THERETHROUGH AN ALKALIZING AGENT AND AT LEAST ONE DIAMINOPYRIDINE SELECTED FROM THE GROUP CONSISTING OF 2,6-DIAMINOPYRIDINE, 2,3-DIAMINOPYRIDINE, 4-METHOXY-2,6DIAMINOPYRIDINE, 4-ETHOXY-2,6-DIAMINOPYRIDINE, 4-METHYL2,6-DIAMINOPYRIDINE, 4-HYDROXY-2,6-DIAMINOPYRIDINE, 3HYDROXY-2,6-DIAMINOPYRIDINE, 3-HYDROXY-4-METHYL-2,6-DIAMINOPYRIDINE, 3-HYDROXY-4-METHOXY-2,6-DIAMINOPYRIDINE, 6-HYDROXY-4-METHYL-2,3-DIAMINOPYRIDINE, 6-METHOXY-2,3DIAMINOPYRIDINE, 6-ETHOXY-2,3-DIAMINOPYRIDEIN, 2,5-DIAMINOPYRIDINE, 2-DIMETHYLAMINO-5-AMINOPYRIDINE, 2-METHYLAMINO-5-AMINOPYRIDINE, 2-DIETHYLAMINOK 5-AMINOPRYIDINE, 2-ETHYLAMINO-5-AMINOPYRIDINE, 2-AMINO-5-DIMETHYLAMINOPYRIDINE, 2-AMINO-5-METHYLAMINOPYRIDINE, 2-METHYLAMINO-5-METHYLAMINOYRIDINE, 5-5''-DIAMINO-BIS(2-PYRIDIL)AMINE AND HYDROCHLORIDES THEREOF.
Claim 2
Dependent Claim
66 words
A COMPOSITION OF MATTER SUITABLE FOR USE IN THE OXIDATIVE DYEING OF HAIR WHICH COMPRISES A CARRIER MATERIAL ADAPTED FOR APPLICATION TO HUMAN HAIR HAVING DISTRIBUTED THERETHROUGH AN ALKALIZING AGENT AND AT LEAST ONE DIAMINOPYRIDINE SELECTED FROM THE GROUP CONSISTING OF 2,6-DIAMINOPYRIDINE, 2,3-DIAMINOPYRIDINE, 4-METHOXY-2,6DIAMINOPYRIDINE, 4-ETHOXY-2,6-DIAMINOPYRIDINE, 4-METHYL2,6-DIAMINOPYRIDINE, 4-HYDROXY-2,6-DIAMINOPYRIDINE, 3HYDROXY-2,6-DIAMINOPYRIDINE, 3-HYDROXY-4-METHYL-2,6-DIAMINOPYRIDINE, 3-HYDROXY-4-METHOXY-2,6-DIAMINOPYRIDINE, 6-HYDROXY-4-METHYL-2,3-DIAMINOPYRIDINE, 6-METHOXY-2,3DIAMINOPYRIDINE, 6-ETHOXY-2,3-DIAMINOPYRIDEIN, 2,5-DIAMINOPYRIDINE, 2-DIMETHYLAMINO-5-AMINOPYRIDINE, 2-METHYLAMINO-5-AMINOPYRIDINE, 2-DIETHYLAMINOK 5-AMINOPRYIDINE, 2-ETHYLAMINO-5-AMINOPYRIDINE, 2-AMINO-5-DIMETHYLAMINOPYRIDINE, 2-AMINO-5-METHYLAMINOPYRIDINE, 2-METHYLAMINO-5-METHYLAMINOYRIDINE, 5-5''-DIAMINO-BIS(2-PYRIDIL)AMINE AND HYDROCHLORIDES THEREOF.
References Cited (Backward Citations)
GB442190A
Cited
US3058989A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-09 | 1969-02-08 | 1969-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-09 | 1973-02-08 | 1973-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-09 | 1977-02-08 | 1977-08-10 | $7700.00 | Window Closed / Lapsed |