US2610941A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hair-dye compositions
Assignee: L'Oréal SA
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Filing: 1948-01-16
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Granted: 1952-09-16
•
Expires: 1968-01-16
Abstract
No abstract record available.
Inventors
- 👤 Schueller Eugene
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 03:55
CPC Classifications
A; A61; A61K; A61K8/00; A61K8/18; A61K8/30; A61K8/46; A61K8/40; A61K8/41; A61K8/411; A61K8/413; A61Q; A61Q5/00; A61Q5/10; B; B02; B02C; B02C15/00; B02C15/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
44 words
A HAIR DYE CREAM COMPOSITION COMPRISING AN OXIDATION DYE BASE SELECTED FROM THE CLASS CONSISTING OF PHENYLAMINES, PHENYLENEDIAMINES, PHENOLS AND AMINOPHENOLS AND AN ORGANIC SULFHYDRYL COMPOUND TO RETARD OXIDATION AND DETERIORATION OF THE CREAM DURING STORAGE, SAID CREAM BEING FREE FROM IONIZABLE INORGANIC SALTS.
Claim 2
Dependent Claim
44 words
A HAIR DYE CREAM COMPOSITION COMPRISING AN OXIDATION DYE BASE SELECTED FROM THE CLASS CONSISTING OF PHENYLAMINES, PHENYLENEDIAMINES, PHENOLS AND AMINOPHENOLS AND AN ORGANIC SULFHYDRYL COMPOUND TO RETARD OXIDATION AND DETERIORATION OF THE CREAM DURING STORAGE, SAID CREAM BEING FREE FROM IONIZABLE INORGANIC SALTS.
References Cited (Backward Citations)
GB189421336A
Cited
GB189912902A
Cited
US1019576A
Cited
US1869469A
Cited
US2041436A
Cited
US2261094A
Cited
US2442461A
Cited
US2418664A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-09-16 | 1956-03-17 | 1956-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-09-16 | 1960-03-17 | 1960-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-09-16 | 1964-03-17 | 1964-09-16 | $7700.00 | Window Closed / Lapsed |