US3664701A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Safety bumper for driverless vehicle
Assignee: Jervis B Webb Co
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Filing: 1970-11-12
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Granted: 1972-05-23
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Expires: 1990-11-12
Abstract
Abstract A DRIVERLESS SELF-PROPELLED INDUSTRIAL VEHICLE IS PROVIDED WITH A DEFLECTABLE SAFETY BUMPER AND A VEHICLE STOPPING CONTROL WHICH INCLUDES A PHOTOELECTRIC SCANNER ON THE VEHICLE AND A REFLECTOR ON THE BUMPER TO SENSE DEFLECTION THEREOF AND AUTOMATICALLY STOP THE VEHICLE WHEN THE BUMPER ENCOUNTERS AN OBSTRUCTION.
Inventors
- 👤 Louis Kondur
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:31
CPC Classifications
B; B62; B62D; B62D1/00; B62D1/24; B62D1/28; B60; B60L; B60L3/00; B60L3/0007; B60L3/0015; B60R; B60R19/00; B60R19/02; B60R19/48; B60R19/483
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-05-23 | 1975-11-22 | 1976-05-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-05-23 | 1979-11-22 | 1980-05-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-05-23 | 1983-11-22 | 1984-05-23 | $7700.00 | Window Closed / Lapsed |