US3222474A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Switching device having magnetic detent action
Assignee: DAVID BLONDER AS ASSIGNEE FOR
•
Filing: 1963-08-27
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Granted: 1965-12-07
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Expires: 1983-08-27
Abstract
No abstract record available.
Inventors
- 👤 Jr Henry Fasola
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:52
CPC Classifications
H; H01; H01H; H01H5/00; H01H5/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
66 words
AN IMPROVED MAGNETIC SWITCH COMPRISING, IN COMBINATION, MAGNETIC CONTACT REPOSITIONING MEANS AND ELECTRICAL SWITCHING MEANS, THE ELECTRICAL SWITCHING MEANS INCLUDING MOVABLE ELECTRICAL CONTACT MEANS, THE MAGENTIC CONTACT REPOSITIONING MEANS COMPRISING A PRMANENT MAGNET MEMBER, A PAIR OF MULTI-FACED MAGNETIC ELEMENT DISPOSED ON OPPOSITE POLES OF THE MAGNET MEMBER, THE RESPECTIVE FACES OF THE MAGNETIC ELEMENTS FORMING SUCCESSIVE MAGNETIC POLE TIP PAIRS OF OPPOSITE MAGNETIC POLARITY, GEN-
Claim 2
Dependent Claim
66 words
AN IMPROVED MAGNETIC SWITCH COMPRISING, IN COMBINATION, MAGNETIC CONTACT REPOSITIONING MEANS AND ELECTRICAL SWITCHING MEANS, THE ELECTRICAL SWITCHING MEANS INCLUDING MOVABLE ELECTRICAL CONTACT MEANS, THE MAGENTIC CONTACT REPOSITIONING MEANS COMPRISING A PRMANENT MAGNET MEMBER, A PAIR OF MULTI-FACED MAGNETIC ELEMENT DISPOSED ON OPPOSITE POLES OF THE MAGNET MEMBER, THE RESPECTIVE FACES OF THE MAGNETIC ELEMENTS FORMING SUCCESSIVE MAGNETIC POLE TIP PAIRS OF OPPOSITE MAGNETIC POLARITY, GEN-
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) | 1968-12-06 | 1969-06-07 | 1969-12-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-06 | 1973-06-07 | 1973-12-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-06 | 1977-06-07 | 1977-12-07 | $7700.00 | Window Closed / Lapsed |