US3415606A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of dyeing human hair with reactive dyes
Assignee: Individual
•
Filing: 1964-04-23
•
Granted: 1968-12-10
•
Expires: 1984-04-23
Abstract
No abstract record available.
Inventors
- 👤 Randebrock Rudolf Emmanuel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 21:22
CPC Classifications
A; A61; A61K; A61K8/00; A61K8/18; A61K8/30; A61K8/46; A61K8/466; A61K8/49; A61K8/494; A61K8/4966; A61Q; A61Q5/00; A61Q5/004; A61Q5/06; A61Q5/065
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3043650A
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US3150916A
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GB733471A
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US2615782A
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US2904385A
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GB918597A
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GB906526A
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US3211513A
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US3202652A
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US3215605A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-10 | 1972-06-10 | 1972-12-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-10 | 1976-06-10 | 1976-12-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-10 | 1980-06-10 | 1980-12-10 | $7700.00 | Window Closed / Lapsed |