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US2907415A
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Automatic braking device
Assignee: JOHN S CROWDER
•
Filing: 1955-07-11
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Granted: 1959-10-06
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Expires: 1975-07-11
Abstract
No abstract record available.
Inventors
- 👤 Norman Reece Gilbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 07:16
CPC Classifications
B; B60; B60T; B60T17/00; B60T17/08; B60T17/083; Y; Y10; Y10T; Y10T74/00; Y10T74/21; Y10T74/2142; Y10T74/2151
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1528966A
Cited
US1650963A
Cited
GB466407A
Cited
US2368517A
Cited
US2479532A
Cited
US2459938A
Cited
US2754805A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-10-05 | 1963-04-06 | 1963-10-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-10-05 | 1967-04-06 | 1967-10-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-10-05 | 1971-04-06 | 1971-10-06 | $7700.00 | Window Closed / Lapsed |