Patent US2569729A successfully refreshed from Google Patents.
US2569729A
Expired / Lapsed
US
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Child's adjustable seat
Assignee: Individual
•
Filing: 1948-01-28
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Granted: 1951-10-02
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Expires: 1968-01-28
Abstract
No abstract record available.
Inventors
- 👤 Nold Elton Lewis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:18
CPC Classifications
A; A47; A47D; A47D1/00; A47D1/10; A47D1/103
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US706868A
Cited
US1008037A
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US1126911A
Cited
US1247161A
Cited
US1368802A
Cited
US1693166A
Cited
US2271616A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-10-01 | 1955-04-02 | 1955-10-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-10-01 | 1959-04-02 | 1959-10-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-10-01 | 1963-04-02 | 1963-10-02 | $7700.00 | Window Closed / Lapsed |