US2664144A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combined stroller and high chair
Assignee: Individual
•
Filing: 1951-07-26
•
Granted: 1953-12-29
•
Expires: 1971-07-26
Abstract
No abstract record available.
Inventors
- 👤 Alvin L Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:15
CPC Classifications
A; A47; A47D; A47D1/00; A47D1/06; B; B62; B62B; B62B7/00; B62B7/04; B62B7/14; Y; Y10; Y10S; Y10S297/00; Y10S297/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US375300A
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US416324A
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US1279416A
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US2285845A
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US2478280A
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US2574743A
Cited
US2465104A
Cited
US2481382A
Cited
US2512995A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-12-28 | 1957-06-29 | 1957-12-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-12-28 | 1961-06-29 | 1961-12-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-12-28 | 1965-06-29 | 1965-12-29 | $7700.00 | Window Closed / Lapsed |