US3074013A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for indicating short circuits
Assignee: Individual
•
Filing: 1958-09-23
•
Granted: 1963-01-15
•
Expires: 1978-09-23
Abstract
No abstract record available.
Inventors
- 👤 Roy N Bowden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 05:12
CPC Classifications
B; B60; B60Q; B60Q11/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
159 words
A DEVICE FOR CONNECTION INTO THE MAIN LEAD OF A VEHICLE LIGHTING SYSTEM TO COMPLETE THE CIRCUIT BETWEEN A BATTERY AND THE VEHICLE LIGHT BULBS, SAID DEVICE COMPRIS ING A PAIR OF TERMINALS; A FIRST GROUP OF RESISTANCE ELEMENTS AT LEAST ONE OF WHICH IS AN INCANDESCENT LAMP FILAMENT, A SECOND GROUP OF RESISTANCE ELEMENTS; A SWITCH OPERABLE TO A FIRST POSITION AND TO A SECOND POSITION; A LEAD CONNECTING ONE SIDE OF EACH ELEMENT OF THE FIRST GROUP TO ONE OF SAID TERMINALS; A LEAD CONNECTING ONE SIDE OF EACH ELEMENT IN THE SECOND GROUP TO THE OTHER OF SAID TERMINALS; CIRCUIT ELEMENTS CONNECTING THE OTHER SIDE OF THE ELEMENTS OF THE FIRST GROUP TO THE SAID OTHER TERMINAL WHEN THE SWITCH IS IN THE FIRST POSITION; LEADS CONNECTING THE OTHER SIDE OF INDIVIDUAL ELEMENTS IN THE FIRST GROUP TO THE CORRESPONDING SIDE OF INDIVIDUAL ELEMENTS IN THE SECOND GROUP WHEN THE SWITCH IS IN THE SECOND POSITION.
Claim 2
Independent Claim
159 words
A DEVICE FOR CONNECTION INTO THE MAIN LEAD OF A VEHICLE LIGHTING SYSTEM TO COMPLETE THE CIRCUIT BETWEEN A BATTERY AND THE VEHICLE LIGHT BULBS, SAID DEVICE COMPRIS ING A PAIR OF TERMINALS; A FIRST GROUP OF RESISTANCE ELEMENTS AT LEAST ONE OF WHICH IS AN INCANDESCENT LAMP FILAMENT, A SECOND GROUP OF RESISTANCE ELEMENTS; A SWITCH OPERABLE TO A FIRST POSITION AND TO A SECOND POSITION; A LEAD CONNECTING ONE SIDE OF EACH ELEMENT OF THE FIRST GROUP TO ONE OF SAID TERMINALS; A LEAD CONNECTING ONE SIDE OF EACH ELEMENT IN THE SECOND GROUP TO THE OTHER OF SAID TERMINALS; CIRCUIT ELEMENTS CONNECTING THE OTHER SIDE OF THE ELEMENTS OF THE FIRST GROUP TO THE SAID OTHER TERMINAL WHEN THE SWITCH IS IN THE FIRST POSITION; LEADS CONNECTING THE OTHER SIDE OF INDIVIDUAL ELEMENTS IN THE FIRST GROUP TO THE CORRESPONDING SIDE OF INDIVIDUAL ELEMENTS IN THE SECOND GROUP WHEN THE SWITCH IS IN THE SECOND POSITION.
References Cited (Backward Citations)
US348155A
Cited
US1143312A
Cited
US1143313A
Cited
US1262103A
Cited
US1330571A
Cited
US1603792A
Cited
US1724014A
Cited
US1760488A
Cited
US2060637A
Cited
US2179901A
Cited
US2229927A
Cited
US2447736A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-14 | 1966-07-16 | 1967-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-14 | 1970-07-16 | 1971-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-14 | 1974-07-16 | 1975-01-15 | $7700.00 | Window Closed / Lapsed |