US3854438A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Accident prevention device
Assignee: Individual
•
Filing: 1973-03-29
•
Granted: 1974-12-17
•
Expires: 1993-03-29
Abstract
Abstract A light conducting material extends between a receiving surface on the front and a transmitting surface on the rear of a vehicle to provide immediate indication to a following vehicle of the illumination of brake lamps in the immediately preceding vehicle.
Inventors
- 👤 J Soto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:04
CPC Classifications
B; B60; B60Q; B60Q1/00; B60Q1/26; B60Q1/44
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
93 words
In combination with a vehicle, an accident prevention device comprising a longitudinally extending light conducting material having a front end portion fitted on the outside front of said vehicle and a rear end portion fitted on the outside rear of said vehicle, said front end portion having a contoured surface for collecting impinging light originating from a forward vehicle and transmitting said light through the length of said light conducting material, and said rear end portion having a contoured surface for transmitting light collected at said front end portion to a following vehicle.
Claim 2
Dependent Claim
93 words
In combination with a vehicle, an accident prevention device comprising a longitudinally extending light conducting material having a front end portion fitted on the outside front of said vehicle and a rear end portion fitted on the outside rear of said vehicle, said front end portion having a contoured surface for collecting impinging light originating from a forward vehicle and transmitting said light through the length of said light conducting material, and said rear end portion having a contoured surface for transmitting light collected at said front end portion to a following vehicle.
Claim 3
Dependent Claim
24 words
An accident prevention device in accordance with claim 1 wherein said light conducting material is contoured to run along the chassis of said vehicle.
Claim 4
Dependent Claim
28 words
An accident prevention device in accordance with claim 1 wherein said light conducting material is contoured to run along the interior side of the body of said vehicle.
Claim 5
Dependent Claim
19 words
An accident prevention device in accordance with claim 1 wherein said light conducting material is a fiber optic bundle.
Claim 6
Dependent Claim
22 words
An accident prevention device in accordance with claim 1 wherein said light conducting material is a translucent plastic having an opaque veneer.
References Cited (Backward Citations)
US1729274A
Cited
US2198443A
Cited
US3553467A
Cited
US3590768A
Cited
US3569933A
Cited
US3624816A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-12-16 | 1978-06-17 | 1978-12-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-12-16 | 1982-06-17 | 1982-12-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-12-16 | 1986-06-17 | 1986-12-17 | $7700.00 | Window Closed / Lapsed |