US3515431A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vehicle seat for children
Assignee: Individual
•
Filing: 1968-04-29
•
Granted: 1970-06-02
•
Expires: 1988-04-29
Abstract
No abstract record available.
Inventors
- 👤 Maurice J Grady
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:56
CPC Classifications
B; B60; B60N; B60N2/00; B60N2/24; B60N2/26; B60N2/28; B60N2/2857; B60N2/2863; B60N2/2821; B60N2/2824; B60N2/283
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US460031A
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US1217474A
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US1567285A
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US2653330A
Cited
US2986093A
Cited
US3088704A
Cited
US2973889A
Cited
US3207552A
Cited
US3206247A
Cited
US3351380A
Cited
US3409325A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-06-01 | 1973-12-01 | 1974-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-06-01 | 1977-12-01 | 1978-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-06-01 | 1981-12-01 | 1982-06-02 | $7700.00 | Window Closed / Lapsed |