US2871872A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic safety control system for vehicles
Assignee: CAL GAS EQUIPMENT CORP
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Filing: 1956-04-03
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Granted: 1959-02-03
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Expires: 1976-04-03
Abstract
No abstract record available.
Inventors
- 👤 Rowles Franklin Morris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 11:48
CPC Classifications
B; B60; B60T; B60T7/00; B60T7/12; Y; Y10; Y10T; Y10T137/00; Y10T137/6851; Y10T137/6855; Y10T137/6881; Y10T137/9464
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-02-02 | 1962-08-04 | 1963-02-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-02-02 | 1966-08-04 | 1967-02-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-02-02 | 1970-08-04 | 1971-02-03 | $7700.00 | Window Closed / Lapsed |