Patent US3558996A successfully refreshed from Google Patents.
US3558996A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Solenoid and electronic delay circuit
Assignee: Ebert Electronics Corp
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Filing: 1969-02-03
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Granted: 1971-01-26
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Expires: 1989-02-03
Abstract
Abstract A SOLENOID HAVING SECURED THERETO AN ELECTRONIC DELAY CIRCUIT. THE DELAY CIRCUIT IS MOUNTED ON A CIRCUIT BOARD WHICH IS SUPPORTED BY PLASTIC RIVETS INTEGRAL WITH A SEALED CONTAINER, WHICH IN TURN IS SECURED BY A THREADED HOLLOW NIPPLE TO A U-SHAPED BRACKET ATTACHED AT ITS BASE TO THE SOLENOID. A CLOSURE FOR THE LEGS OF THE BRACKET THEN COMPLETES AN ENCLOSURE FOR LEADS OUTGOING FROM THE SOLENOID AND CIRCUIT BOARD.
Inventors
- 👤 Irving L Mitchell
- 👤 Julius Lewis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 09:44
CPC Classifications
H; H03; H03K; H03K17/00; H03K17/28; H03K17/292; H03K17/51; H03K17/56; H03K17/72; H03K3/00; H03K3/02; H03K3/35; H03K3/352; H03K3/3525
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-01-25 | 1974-07-27 | 1975-01-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-25 | 1978-07-27 | 1979-01-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-25 | 1982-07-27 | 1983-01-26 | $7700.00 | Window Closed / Lapsed |