Patent US3204059A successfully refreshed from Google Patents.
US3204059A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetically latched relay
Assignee: Wheelock Signals Inc
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Filing: 1962-11-15
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Granted: 1965-08-31
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Expires: 1982-11-15
Abstract
No abstract record available.
Inventors
- 👤 Theodore N Saaty
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:36
CPC Classifications
H; H01; H01H; H01H51/00; H01H51/28; H01H51/284; H01H51/285
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
72 words
A RELAY COMPRISING AT LEAST ONE MAGNETIC REED CONTACT, MEANS FOR PRODUCTION A MAGNETIC FIELD WHICH, WHEN RENDERED OPERATIVE, LATCHES SAID CONTACT IN ONE CONDITION OF OPERATION, AND MEANS FOR PRODUCING A READ-ACTUATING MAGNETIC FIELD WHICH IS MAGNETICALLY COUPLED WITH SAID CONTACT AND SAID FIRST-MENTIONED MEANS FOR PRODUCING A LATCHING MAGNETIC FLELD SAID REED-ACTUATING MAGNETIC FIELD ACTUATING THE MAGNETIC REED CONTACT AND RENDERING OPERATIVE THE MEANS FOR PRODUCING SAID LATCHING MAGNETIC FIELD.
Claim 2
Dependent Claim
72 words
A RELAY COMPRISING AT LEAST ONE MAGNETIC REED CONTACT, MEANS FOR PRODUCTION A MAGNETIC FIELD WHICH, WHEN RENDERED OPERATIVE, LATCHES SAID CONTACT IN ONE CONDITION OF OPERATION, AND MEANS FOR PRODUCING A READ-ACTUATING MAGNETIC FIELD WHICH IS MAGNETICALLY COUPLED WITH SAID CONTACT AND SAID FIRST-MENTIONED MEANS FOR PRODUCING A LATCHING MAGNETIC FLELD SAID REED-ACTUATING MAGNETIC FIELD ACTUATING THE MAGNETIC REED CONTACT AND RENDERING OPERATIVE THE MEANS FOR PRODUCING SAID LATCHING MAGNETIC FIELD.
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) | 1968-08-30 | 1969-03-01 | 1969-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-30 | 1973-03-01 | 1973-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-30 | 1977-03-01 | 1977-08-31 | $7700.00 | Window Closed / Lapsed |