US3233218A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Auto turn-signalling system with timed cancellation
Assignee: Individual
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Filing: 1962-11-30
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Granted: 1966-02-01
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Expires: 1982-11-30
Abstract
No abstract record available.
Inventors
- 👤 Leland A Borden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:26
CPC Classifications
B; B60; B60Q; B60Q1/00; B60Q1/26; B60Q1/34; B60Q1/38; B60Q1/387
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
179 words
FOR USE IN AN AUTO TURN-INDICATING SYSTEM, A UNIT HAVING A PAIR OF MALE CONTACTS AND A PAIR OF FEMALE CONTACTS, A RELAY HAVING A COIL AND A SINGLE-POLE DOUBLETHROW SWITCH, SAID SWITCH HAVING A MOVABLE CONTACT AND A PAIR OF STATIONARY CONTACTS WITH SAID MOVABLE CONTACT ENGAGING ONE OF SAID STATIONARY CONTACT IN THE DE-ENERGIZED CONDITION OF SAID COIL, A TERMINAL TIMING RELAY HAVING AN ELECTRICAL HEATER AND A CONTROL SWITCH OPERATED BY SAID HEATER, ONE OF SAID MALE CONTACT BEING CONNECTED TO ONE OF SAID FEMALE CONTACTS AND ALSO TO ONE TERMINAL OF SAID COIL AND ONE TERMINAL OF SAID HEATER, THE OTHER OF SAID MALE CONTACTS BEING CONNECTED TO SAID MOVABLE CONTACT AND ALSO TO ONE TERMINAL OF SAID CONTROL SWITCH, THE OTHER TERMINAL OF SAID CONTROL SWITCH BEING CONNECTED TO THE OTHER TERMINAL OF SAID COIL AND ALSO TO THE OTHER STATIONARY CONTACT OF SAID SINGLE-POLE DOUBLE-THROW SWITCH, THE OTHER OF SAID FEMALE CONTACTS BEING CONNECTED TO THE OTHER TERMINAL OF SAID HEATER AND ALSO TO SAID ONE STATIONARY CONTACT OF SAID SINGLE-POLE DOUBLE-THROW SWITCH.
Claim 2
Dependent Claim
179 words
FOR USE IN AN AUTO TURN-INDICATING SYSTEM, A UNIT HAVING A PAIR OF MALE CONTACTS AND A PAIR OF FEMALE CONTACTS, A RELAY HAVING A COIL AND A SINGLE-POLE DOUBLETHROW SWITCH, SAID SWITCH HAVING A MOVABLE CONTACT AND A PAIR OF STATIONARY CONTACTS WITH SAID MOVABLE CONTACT ENGAGING ONE OF SAID STATIONARY CONTACT IN THE DE-ENERGIZED CONDITION OF SAID COIL, A TERMINAL TIMING RELAY HAVING AN ELECTRICAL HEATER AND A CONTROL SWITCH OPERATED BY SAID HEATER, ONE OF SAID MALE CONTACT BEING CONNECTED TO ONE OF SAID FEMALE CONTACTS AND ALSO TO ONE TERMINAL OF SAID COIL AND ONE TERMINAL OF SAID HEATER, THE OTHER OF SAID MALE CONTACTS BEING CONNECTED TO SAID MOVABLE CONTACT AND ALSO TO ONE TERMINAL OF SAID CONTROL SWITCH, THE OTHER TERMINAL OF SAID CONTROL SWITCH BEING CONNECTED TO THE OTHER TERMINAL OF SAID COIL AND ALSO TO THE OTHER STATIONARY CONTACT OF SAID SINGLE-POLE DOUBLE-THROW SWITCH, THE OTHER OF SAID FEMALE CONTACTS BEING CONNECTED TO THE OTHER TERMINAL OF SAID HEATER AND ALSO TO SAID ONE STATIONARY CONTACT OF SAID SINGLE-POLE DOUBLE-THROW SWITCH.
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) | 1969-01-31 | 1969-08-02 | 1970-02-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-31 | 1973-08-02 | 1974-02-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-31 | 1977-08-02 | 1978-02-01 | $7700.00 | Window Closed / Lapsed |