Patent US3450416A successfully refreshed from Google Patents.
US3450416A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hand-propelled child's vehicle
Assignee: Individual
•
Filing: 1967-08-21
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Granted: 1969-06-17
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Expires: 1987-08-21
Abstract
No abstract record available.
Inventors
- 👤 Jelke H Mulder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 13:57
CPC Classifications
B; B62; B62K; B62K9/00; B62K9/02; B62M; B62M1/00; B62M1/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US71562A
Cited
US142285A
Cited
US2548749A
Cited
US2616725A
Cited
US2795422A
Cited
US2869686A
Cited
US3306627A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-06-16 | 1972-12-16 | 1973-06-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-16 | 1976-12-16 | 1977-06-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-16 | 1980-12-16 | 1981-06-17 | $7700.00 | Window Closed / Lapsed |