Patent US3521832A successfully refreshed from Google Patents.
US3521832A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic locking device for safety belts
Assignee: Autoindustri AB
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Filing: 1968-02-05
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Granted: 1970-07-28
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Expires: 1988-02-05
Abstract
No abstract record available.
Inventors
- 👤 Gert Ingmar Rex
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 17:05
CPC Classifications
B; B60; B60R; B60R22/00; B60R22/34; B60R22/36; B60R22/405
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2701693A
Cited
US3240510A
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US3214218A
Cited
US3226053A
Cited
US3206137A
Cited
US3341250A
Cited
SE211626C1
Cited
US3397849A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-07-27 | 1974-01-26 | 1974-07-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-07-27 | 1978-01-26 | 1978-07-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-07-27 | 1982-01-26 | 1982-07-28 | $7700.00 | Window Closed / Lapsed |