US2545091A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Retractable brush head
Assignee: PRINCESS EVE PRODUCTS CORP
•
Filing: 1948-06-19
•
Granted: 1951-03-13
•
Expires: 1968-06-19
Abstract
No abstract record available.
Inventors
- 👤 Jesse L Livermore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 11:17
CPC Classifications
A; A46; A46B; A46B5/00; A46B5/002; A46B5/0033; A46B5/005; A46B2200/00; A46B2200/10; A46B2200/1046
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US428415A
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US595498A
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US683763A
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US866148A
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GB260512A
Cited
US1689376A
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US1786355A
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US2064557A
Cited
US2129777A
Cited
US2463345A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-03-12 | 1954-09-11 | 1955-03-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-03-12 | 1958-09-11 | 1959-03-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-03-12 | 1962-09-11 | 1963-03-13 | $7700.00 | Window Closed / Lapsed |