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US3438651A
Expired / Lapsed
US
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Safety feather attachment for child's vehicle
Assignee: ADRIENNE F HERTOGHE
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Filing: 1967-05-22
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Granted: 1969-04-15
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Expires: 1987-05-22
Abstract
No abstract record available.
Inventors
- 👤 Leo C Hertoghe
- 👤 Adrienne F Hertoghe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:27
CPC Classifications
B; B62; B62J; B62J50/00; B62J50/20; B62J50/25; B62J6/00; B62J6/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US582170A
Cited
US1431691A
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US1861366A
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US2679711A
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US2748745A
Cited
US2830818A
Cited
US3099243A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-04-14 | 1972-10-14 | 1973-04-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-04-14 | 1976-10-14 | 1977-04-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-04-14 | 1980-10-14 | 1981-04-15 | $7700.00 | Window Closed / Lapsed |