Patent US2439731A successfully refreshed from Google Patents.
US2439731A
Expired / Lapsed
US
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Flexible pocket receptacle having pivotally supported units
Assignee: Buxton Inc
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Filing: 1944-03-14
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Granted: 1948-04-13
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Expires: 1964-03-14
Abstract
No abstract record available.
Inventors
- 👤 George R Hawes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 22:38
CPC Classifications
A; A45; A45C; A45C1/00; A45C1/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US573665A
Cited
US2080995A
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US2219807A
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US2207135A
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US2176387A
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US2306001A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-04-13 | 1951-10-13 | 1952-04-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-04-13 | 1955-10-13 | 1956-04-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-04-13 | 1959-10-13 | 1960-04-13 | $7700.00 | Window Closed / Lapsed |