US2643211A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hair color-rinse concentrate
Assignee: Rayette Inc
•
Filing: 1949-11-30
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Granted: 1953-06-23
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Expires: 1969-11-30
Abstract
No abstract record available.
Inventors
- 👤 Beste Marion J Den
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:35
CPC Classifications
A; A61; A61Q; A61Q5/00; A61Q5/06; A61Q5/065; A61K; A61K8/00; A61K8/18; A61K8/30; A61K8/33; A61K8/39; A61K8/72; A61K8/73; A61K8/731; A61K2800/00; A61K2800/40; A61K2800/52
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
60 words
A CONCENTRATE FOR TINTING HUMAN HAIR BY DILUTION THEREOF WITH WATER COMPRISING A HOMOGENEOUS AQUEOUS SOLUTION OF NON-TOXIC WATER SOLUBLE ACID DYE CONTAINED THEREIN IN QUANTITY SUFFICIENT TO TINT THE HAIR UPON DILUTION OF THE CONCENTRATE VOLUME SEVERAL TIMES WITH WATER, SAID AQUEOUS CONCENTRATE CONTAINING 1 TO 10 PARTS BY VOLUME OF A WATER INSOLUBLE EMOLLIENT OIL HAVING THE FORMULA:
References Cited (Backward Citations)
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US1970578A
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US2040796A
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US2022710A
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US2236970A
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US2310074A
Cited
US2501184A
Cited
US2402373A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-06-22 | 1956-12-22 | 1957-06-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-22 | 1960-12-22 | 1961-06-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-22 | 1964-12-22 | 1965-06-23 | $7700.00 | Window Closed / Lapsed |