US2042698A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compositions foe dyeing hair
Assignee: —
•
Filing: —
•
Granted: 1936-06-02
•
Expires: 1953-06-02
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 01:34
CPC Classifications
A; A61; A61K; A61K8/00; A61K8/18; A61K8/30; A61K8/40; A61K8/41; A61K8/411; A61K8/33; A61K8/34; A61K8/347; A61K8/36; A61K8/361; A61K8/39; A61Q; A61Q5/00; A61Q5/10; A61K2800/00; A61K2800/80; A61K2800/88; A61K2800/882
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1939-06-02 | 1939-12-02 | 1940-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1943-06-02 | 1943-12-02 | 1944-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1947-06-02 | 1947-12-02 | 1948-06-02 | $7700.00 | Window Closed / Lapsed |