US3296385A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Synchronizing system utilizing capacitive coaxial cable pickup for supplying control signal
Assignee: Individual
•
Filing: 1964-10-05
•
Granted: 1967-01-03
•
Expires: 1984-10-05
Abstract
No abstract record available.
Inventors
- 👤 Elton L Shaw
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:08
CPC Classifications
G; G03; G03B; G03B31/00; G03B31/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
62 words
A CIRCUIT FOR RECORDING A CONTROL SIGNAL ON A RECORDING MEDIUM OF RECORDING AND REPRODUCING APPARATUS HAVING A TWO TERMINAL INPUT ONE OF SAID INPUT TERMINALS BEING CONNECTED TO CIRCUIT GROUND, COMPRISING A PAIR OF ELECTRICAL CONDUCTORS HAVING MEANS AT ONE END THEREOF FOR CONNECTING SAID CONDUCTORS TO SAID TERMINALS AND A NORMALLY CLOSED SWITCH AT THE OTHER END THEREOF, SAID SWITCH
Claim 2
Dependent Claim
62 words
A CIRCUIT FOR RECORDING A CONTROL SIGNAL ON A RECORDING MEDIUM OF RECORDING AND REPRODUCING APPARATUS HAVING A TWO TERMINAL INPUT ONE OF SAID INPUT TERMINALS BEING CONNECTED TO CIRCUIT GROUND, COMPRISING A PAIR OF ELECTRICAL CONDUCTORS HAVING MEANS AT ONE END THEREOF FOR CONNECTING SAID CONDUCTORS TO SAID TERMINALS AND A NORMALLY CLOSED SWITCH AT THE OTHER END THEREOF, SAID SWITCH
References Cited (Backward Citations)
US2975672A
Cited
US3110216A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-02 | 1970-07-04 | 1971-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-02 | 1974-07-04 | 1975-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-02 | 1978-07-04 | 1979-01-03 | $7700.00 | Window Closed / Lapsed |