US3488138A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stabilized nitro-aminobenzene dyeing compositions
Assignee: P&G Hair Care Holding Inc
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Filing: 1962-10-18
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Granted: 1970-01-06
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Expires: 1982-10-18
Abstract
No abstract record available.
Inventors
- 👤 Sigmund Iscowitz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 16:41
CPC Classifications
A; A61; A61K; A61K8/00; A61K8/18; A61K8/30; A61K8/40; A61K8/41; A61K8/418; A61K8/413; A61K8/67; A61K8/676; A61Q; A61Q5/00; A61Q5/10; A61K2800/00; A61K2800/40; A61K2800/52
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2376884A
Cited
US2375250A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-01-05 | 1973-07-07 | 1974-01-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-05 | 1977-07-07 | 1978-01-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-05 | 1981-07-07 | 1982-01-06 | $7700.00 | Window Closed / Lapsed |