US3409874A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Back up warning switch means for vehicles
Assignee: ROBERT P BOWLER
•
Filing: 1966-04-11
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Granted: 1968-11-05
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Expires: 1986-04-11
Abstract
No abstract record available.
Inventors
- 👤 Robert P Bowler
- 👤 James P Malone
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:35
CPC Classifications
B; B60; B60Q; B60Q9/00; B60Q9/002; B60Q9/003
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
120 words
BACK UP WARNING SWITCH MEANS FOR A VEHICLE HAVING A WARNING MEANS COMPRISING, A MOVABLE MEMBER MOUNTED ADJACENT THE REAR BUMPER, MEANS TO MOVE SAID MEMBER REARWARDLY OF SAID BUMPER, A FLEXIBLE MEMBER MOUNTED ON THE END OF SAID MOVABLE MEMBER, SAID FLEXIBLE MEMBER EXTENDING GENERALLY PARALLEL TO SAID REAR BUMPER WHEN SAID MOVING MEANS IS MOVED REARWARDLY, SAID FLEXIBLE MEMBER BEING ADAPTED TO BE RETRACTED WHEN SAID MOVING MEANS IS NOT ENERGIZED, A TAPE SWITCH MOUNTED ON SAID FLEXIBLE MEMBER, ONE SIDE OF SAID TAPE SWITCH BEING CONNECTED TO VEHICLE GROUND, THE OTHER END OF SAID TAPE SWITCH BEING CONNECTED TO SAID WARNING MEANS, SAID MOVING MEANS BEING CONNECTED TO BE ENERGIZED WHEN SAID VEHICLE IS BEING BACKED UP.
Claim 2
Dependent Claim
120 words
BACK UP WARNING SWITCH MEANS FOR A VEHICLE HAVING A WARNING MEANS COMPRISING, A MOVABLE MEMBER MOUNTED ADJACENT THE REAR BUMPER, MEANS TO MOVE SAID MEMBER REARWARDLY OF SAID BUMPER, A FLEXIBLE MEMBER MOUNTED ON THE END OF SAID MOVABLE MEMBER, SAID FLEXIBLE MEMBER EXTENDING GENERALLY PARALLEL TO SAID REAR BUMPER WHEN SAID MOVING MEANS IS MOVED REARWARDLY, SAID FLEXIBLE MEMBER BEING ADAPTED TO BE RETRACTED WHEN SAID MOVING MEANS IS NOT ENERGIZED, A TAPE SWITCH MOUNTED ON SAID FLEXIBLE MEMBER, ONE SIDE OF SAID TAPE SWITCH BEING CONNECTED TO VEHICLE GROUND, THE OTHER END OF SAID TAPE SWITCH BEING CONNECTED TO SAID WARNING MEANS, SAID MOVING MEANS BEING CONNECTED TO BE ENERGIZED WHEN SAID VEHICLE IS BEING BACKED UP.
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) | 1971-11-05 | 1972-05-06 | 1972-11-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-05 | 1976-05-06 | 1976-11-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-05 | 1980-05-06 | 1980-11-05 | $7700.00 | Window Closed / Lapsed |