US2823390A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Foldable crib
Assignee: Individual
•
Filing: 1954-11-12
•
Granted: 1958-02-18
•
Expires: 1974-11-12
Abstract
No abstract record available.
Inventors
- 👤 Hagelfeldt Lydia Adolfina
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 06:44
CPC Classifications
A; A47; A47D; A47D7/00; A47D7/002
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US511230A
Cited
US609491A
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US852296A
Cited
US2135517A
Cited
US2594677A
Cited
US2561285A
Cited
US2518904A
Cited
US2659903A
Cited
US2739521A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-02-17 | 1961-08-19 | 1962-02-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-02-17 | 1965-08-19 | 1966-02-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-02-17 | 1969-08-19 | 1970-02-18 | $7700.00 | Window Closed / Lapsed |