Patent US2451653A successfully refreshed from Google Patents.
US2451653A
Expired / Lapsed
US
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Shampoo board
Assignee: Individual
•
Filing: 1947-07-31
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Granted: 1948-10-19
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Expires: 1967-07-31
Abstract
No abstract record available.
Inventors
- 👤 Jacob L Bazelon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:07
CPC Classifications
A; A45; A45D; A45D19/00; A45D19/06; E; E03; E03C; E03C1/00; E03C1/12; E03C1/18; E03C1/186
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US748081A
Cited
US792498A
Cited
US1197657A
Cited
US1791348A
Cited
DE525585C
Cited
US2013823A
Cited
US2161590A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-10-19 | 1952-04-19 | 1952-10-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-10-19 | 1956-04-19 | 1956-10-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-10-19 | 1960-04-19 | 1960-10-19 | $7700.00 | Window Closed / Lapsed |