Patent US3140073A successfully refreshed from Google Patents.
US3140073A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flux amplified solenoid valve with selectively separable sections
Assignee: Connecticut Coil Corp
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Filing: 1962-05-11
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Granted: 1964-07-07
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Expires: 1982-05-11
Abstract
No abstract record available.
Inventors
- 👤 Jr Frederick P Finck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 23:34
CPC Classifications
F; F16; F16K; F16K31/00; F16K31/02; F16K31/06; F16K31/0644; F16K31/0655; F16K31/0658
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
88 words
A SOLENOID OPERATED VALVE INCLUDING SOLENOID STRUCTURE, A NON MAGNETIC BEARING SLEEVE PROJECTING ENDWISE BEYOND SAID STRUCTURE AND A MAGNETIC VALVE OPERATING PLUNGER SLIDABLE IN THE PROJECTING PORTION OF SAID SLEEVE, COMPRISING IN COMBINATION WITH SAID SOLENOID STRUCTURE SLEEVE AND PLUNGER A VALVE BODY HAVING A VALVE SEAT CONTACTABLE BY SAID PLUNGER TO CLOSE THE VALVE AND HAVING A BORE LEADING AWAY FROM SAID SEAT TO AN END OF SAID BORE OPENING OUTWARD THROUGH A SURFACE OF SAID VALVE BODY FACING SAID SOLENOID STRUCTURE, SAID BORE BEING EN-
Claim 2
Dependent Claim
88 words
A SOLENOID OPERATED VALVE INCLUDING SOLENOID STRUCTURE, A NON MAGNETIC BEARING SLEEVE PROJECTING ENDWISE BEYOND SAID STRUCTURE AND A MAGNETIC VALVE OPERATING PLUNGER SLIDABLE IN THE PROJECTING PORTION OF SAID SLEEVE, COMPRISING IN COMBINATION WITH SAID SOLENOID STRUCTURE SLEEVE AND PLUNGER A VALVE BODY HAVING A VALVE SEAT CONTACTABLE BY SAID PLUNGER TO CLOSE THE VALVE AND HAVING A BORE LEADING AWAY FROM SAID SEAT TO AN END OF SAID BORE OPENING OUTWARD THROUGH A SURFACE OF SAID VALVE BODY FACING SAID SOLENOID STRUCTURE, SAID BORE BEING EN-
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-07-07 | 1968-01-06 | 1968-07-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-07-07 | 1972-01-06 | 1972-07-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-07-07 | 1976-01-06 | 1976-07-07 | $7700.00 | Window Closed / Lapsed |