Patent US3049728A successfully refreshed from Google Patents.
US3049728A
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US
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Collapsible crib
Assignee: Individual
•
Filing: 1959-06-12
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Granted: 1962-08-21
•
Expires: 1979-06-12
Abstract
No abstract record available.
Inventors
- 👤 William E Lund
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:48
CPC Classifications
A; A47; A47D; A47D9/00; A47D9/005; Y; Y10; Y10S; Y10S5/00; Y10S5/944; Y10S5/945
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1412177A
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US2119387A
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US2128978A
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US2429350A
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US2505845A
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US2601111A
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US2784420A
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DE933292C
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US2908020A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-08-20 | 1966-02-19 | 1966-08-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-20 | 1970-02-19 | 1970-08-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-20 | 1974-02-19 | 1974-08-21 | $7700.00 | Window Closed / Lapsed |