Patent US3206364A successfully refreshed from Google Patents.
US3206364A
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Hair dye removal preparation comprising hydrogen peroxide and ammonium thioglycolate
Assignee: HAZEL L THOMPSON
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Filing: 1962-09-25
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Granted: 1965-09-14
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Expires: 1982-09-25
Abstract
No abstract record available.
Inventors
- 👤 Purlee Lee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 10:32
CPC Classifications
A; A61; A61K; A61K8/00; A61K8/18; A61K8/30; A61K8/46; A61K8/19; A61K8/22; A61Q; A61Q5/00; A61Q5/08; Y; Y10; Y10S; Y10S424/00; Y10S424/03
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
60 words
THE PROCESS FOR REMOVAL OF SYNTHETIC DYE FROM HUMAN HAIR CARRYING SAID DYE WHICH COMPRISES SUBJECTING SAID HAIR TO THE ACTION OF AMMONIUM THIOGLYCOLATE AND HYDROGEN PEROXIDE IN A MEDIUM CONTAINING AN EMULSION OF LANUM, MINERAL OIL, AND A MILD ORGANIC SOAP HAVING A PH VALUE BETWEEN 9 TO 10 UNTIL SAID DYE HAS BEEN TONED TO THE DESIRED EXTENT.
Claim 2
Dependent Claim
60 words
THE PROCESS FOR REMOVAL OF SYNTHETIC DYE FROM HUMAN HAIR CARRYING SAID DYE WHICH COMPRISES SUBJECTING SAID HAIR TO THE ACTION OF AMMONIUM THIOGLYCOLATE AND HYDROGEN PEROXIDE IN A MEDIUM CONTAINING AN EMULSION OF LANUM, MINERAL OIL, AND A MILD ORGANIC SOAP HAVING A PH VALUE BETWEEN 9 TO 10 UNTIL SAID DYE HAS BEEN TONED TO THE DESIRED EXTENT.
References Cited (Backward Citations)
US2305356A
Cited
US2736323A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-09-13 | 1969-03-15 | 1969-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-13 | 1973-03-15 | 1973-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-13 | 1977-03-15 | 1977-09-14 | $7700.00 | Window Closed / Lapsed |