Patent US3729707A successfully refreshed from Google Patents.
US3729707A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Intermittently flashing warning light
Assignee: Individual
•
Filing: 1971-12-28
•
Granted: 1973-04-24
•
Expires: 1991-12-28
Abstract
Abstract An intermittently flashing warning light for motor vehicles having a light-transmitting housing and a window mounting bracket connected to said housing for mounting on the outside of the vehicle, whereby warning light signals are intermittently emitted adjacent and above the roof of the motor vehicle and the vehicle is intermittently illuminated when the device is in operation.
Inventors
- 👤 S Gaetano
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 18:57
CPC Classifications
B; B60; B60Q; B60Q1/00; B60Q1/26; B60Q1/50; B60Q1/52
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
135 words
An intermittently flashing warning light for motor vehicles comprising: a. a clear light-transmitting support member; b. a pair of light bulbs mounted on opposite ends of said support member; c. each of said bulbs including thermally responsive circuitinterrupting means; d. colored light-transmitting shells on opposite ends of the support member and enclosing said light bulbs; e. an electric cord connected to said light bulbs; f. an electric plug connected to said electric cord for plugging into a cigarette lighter receptacle in the motor vehicle; and g. a bifurcated bracket connected to said support member for mounting on a motor vehicle window, whereby h. energizing said electric light bulbs from the motor vehicle power supply produces intermittent warning signals through the colored light-transmitting shells and intermittent illumination of the motor vehicle through said light-transmitting support member.
Claim 2
Dependent Claim
135 words
An intermittently flashing warning light for motor vehicles comprising: a. a clear light-transmitting support member; b. a pair of light bulbs mounted on opposite ends of said support member; c. each of said bulbs including thermally responsive circuitinterrupting means; d. colored light-transmitting shells on opposite ends of the support member and enclosing said light bulbs; e. an electric cord connected to said light bulbs; f. an electric plug connected to said electric cord for plugging into a cigarette lighter receptacle in the motor vehicle; and g. a bifurcated bracket connected to said support member for mounting on a motor vehicle window, whereby h. energizing said electric light bulbs from the motor vehicle power supply produces intermittent warning signals through the colored light-transmitting shells and intermittent illumination of the motor vehicle through said light-transmitting support member.
References Cited (Backward Citations)
US1753117A
Cited
US2237536A
Cited
US2373306A
Cited
US2466454A
Cited
US2591131A
Cited
DE875451C
Cited
GB756224A
Cited
US2718635A
Cited
US2728847A
Cited
US2812423A
Cited
US2959892A
Cited
US3114129A
Cited
US3246136A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-04-23 | 1976-10-23 | 1977-04-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-04-23 | 1980-10-23 | 1981-04-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-04-23 | 1984-10-23 | 1985-04-24 | $7700.00 | Window Closed / Lapsed |