US3381176A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Repeating circuit interrupter including protection means for the secondary source
Assignee: McGraw Edison Co
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Filing: 1966-03-25
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Granted: 1968-04-30
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Expires: 1986-03-25
Abstract
No abstract record available.
Inventors
- 👤 Richard E Riebs
- 👤 Gilker Clyde
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 14:19
CPC Classifications
H; H02; H02H; H02H7/00; H02H7/18; H02H3/00; H02H3/02; H02H3/06; H02H3/07
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
95 words
A REPEATING CIRCUIT INTERRUPTER INCLUDING SWITCH MEANS IN CIRCUIT WITH AN ELECTRICAL SYSTEM, CONTROL MEANS FOR OPENING SAID SWITCH MEANS UPON THE OCCURRENCE OF A PREDETERMINED CONDITION IN SAID SYSTEM, SWITCH CLOSING MEANS COUPLED TO SAID SWITCH MEANS, PRIMARY ENERGY SOURCE MEANS FOR PROVIDING SWITCH CLOSING ENERGY, ELECTRORESPONSIVE MEANS FOR COUPLING SAID SWITCH CLOSING MEANS TO SAID PRIMARY ENERGY SOURCE MEANS, SECONDARY ELECTRICAL ENERGY SOURCE MEANS, SAID CONTROL MEANS BEING OPERATIVE TO INITIATE THE FLOW OF OPERATING ENERGY FROM SAID SECONDARY ENERGY SOURCE MEANS TO SAID ELECTRORESPONSIVE MEANS AFTER A SWITCH OPENING OPERATION TO INITIATE
Claim 2
Dependent Claim
95 words
A REPEATING CIRCUIT INTERRUPTER INCLUDING SWITCH MEANS IN CIRCUIT WITH AN ELECTRICAL SYSTEM, CONTROL MEANS FOR OPENING SAID SWITCH MEANS UPON THE OCCURRENCE OF A PREDETERMINED CONDITION IN SAID SYSTEM, SWITCH CLOSING MEANS COUPLED TO SAID SWITCH MEANS, PRIMARY ENERGY SOURCE MEANS FOR PROVIDING SWITCH CLOSING ENERGY, ELECTRORESPONSIVE MEANS FOR COUPLING SAID SWITCH CLOSING MEANS TO SAID PRIMARY ENERGY SOURCE MEANS, SECONDARY ELECTRICAL ENERGY SOURCE MEANS, SAID CONTROL MEANS BEING OPERATIVE TO INITIATE THE FLOW OF OPERATING ENERGY FROM SAID SECONDARY ENERGY SOURCE MEANS TO SAID ELECTRORESPONSIVE MEANS AFTER A SWITCH OPENING OPERATION TO INITIATE
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) | 1971-04-30 | 1971-10-30 | 1972-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-30 | 1975-10-30 | 1976-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-30 | 1979-10-30 | 1980-04-30 | $7700.00 | Window Closed / Lapsed |