Patent US3146484A successfully refreshed from Google Patents.
US3146484A
Expired / Lapsed
US
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Shampoo brush
Assignee: Dart Industries Inc
•
Filing: 1962-03-08
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Granted: 1964-09-01
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Expires: 1982-03-08
Abstract
No abstract record available.
Inventors
- 👤 Leon E Lussier
- 👤 Oscar E Lussier
- 👤 James B Swett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 08:00
CPC Classifications
A; A46; A46B; A46B11/00; A46B11/001; A46B11/0013
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1865850A
Cited
US1975016A
Cited
US2521882A
Cited
US2636203A
Cited
US2697847A
Cited
US2816589A
Cited
US2930060A
Cited
US2859786A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-09-01 | 1968-03-02 | 1968-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-01 | 1972-03-02 | 1972-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-01 | 1976-03-02 | 1976-09-01 | $7700.00 | Window Closed / Lapsed |