US2723709A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Infants' car seat
Assignee: Individual
•
Filing: 1952-07-18
•
Granted: 1955-11-15
•
Expires: 1972-07-18
Abstract
No abstract record available.
Inventors
- 👤 Matilda D Welsh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:15
CPC Classifications
B; B60; B60N; B60N2/00; B60N2/24; B60N2/26; B60N2/28; B60N2/2857; B60N2/286; B60N2/283; B60N2/2839
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1205384A
Cited
GB336271A
Cited
US2533527A
Cited
US2571823A
Cited
US2509103A
Cited
US2675858A
Cited
US2635676A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-11-14 | 1959-05-16 | 1959-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-11-14 | 1963-05-16 | 1963-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-11-14 | 1967-05-16 | 1967-11-15 | $7700.00 | Window Closed / Lapsed |