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US2480256A
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Folding sled runners for baby carriages and the like
Assignee: LEON M SEIDEL
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Filing: 1946-05-02
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Granted: 1949-08-30
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Expires: 1966-05-02
Abstract
No abstract record available.
Inventors
- 👤 George F Nurenberg
- 👤 Campbell John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 02:19
CPC Classifications
B; B62; B62B; B62B13/00; B62B13/18; B62B9/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-08-29 | 1953-02-28 | 1953-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-08-29 | 1957-02-28 | 1957-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-08-29 | 1961-02-28 | 1961-08-30 | $7700.00 | Window Closed / Lapsed |