Patent US2804721A successfully refreshed from Google Patents.
US2804721A
Expired / Lapsed
US
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Joint structure for a doll limb
Assignee: Model Plastic Corp
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Filing: 1955-06-22
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Granted: 1957-09-03
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Expires: 1975-06-22
Abstract
No abstract record available.
Inventors
- 👤 Cohn David
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 14:49
CPC Classifications
A; A63; A63H; A63H3/00; A63H3/36; A63H3/46
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US504627A
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US2733545A
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US1250905A
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US1276224A
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US1551250A
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US1939677A
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US2373963A
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US2359425A
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CH248235A
Cited
US2554001A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-09-02 | 1961-03-04 | 1961-09-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-09-02 | 1965-03-04 | 1965-09-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-09-02 | 1969-03-04 | 1969-09-03 | $7700.00 | Window Closed / Lapsed |