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Patent US3348007A successfully refreshed from Google Patents.
US3348007A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Protectors for electric circuits
Assignee: McGraw Edison Co
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Filing: 1966-11-07
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Granted: 1967-10-17
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Expires: 1986-11-07
Abstract
No abstract record available.
Inventors
- 👤 Urani Angelo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 23:51
CPC Classifications
H; H01; H01H; H01H85/00; H01H85/02; H01H85/04; H01H85/05; H01H85/055
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
86 words
AN ELECTIRC FUSE WHICH COMPRISES: AN INSULATING SUPPORT, A CONDUCTOR ON SAID SUPPORT, A SECOND CONDUCTOR ON SAID SUPPORT, SAID CONDUCTORS BEING SPACED APART BUT HAVING CONFRONTING FACES, A FUSIBLE ELEMENT SECURED TO SAID CONFRONTING FACES OF SAID CONDUCTORS, AND LAYERS OF ARC-RESISTANT MATERIAL OVERLYING PORTIONS OF SAID CONDUCTORS TO HELP EXTINGUISH ANY ARC THAT MAY FORM AS SAID FUSIBLE ELEMENT FUSES, SAID LAYERS OF ARC-RESISTANT MATERIAL BEING SPACED OUTWARDLY OF SAID CONFRONTING FACES AND BEING SPACED OUTWARDLY OF THE FUSIBLE PORTION OF SAID FUSIBLE ELEMENT.
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) | 1970-10-16 | 1971-04-17 | 1971-10-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-16 | 1975-04-17 | 1975-10-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-16 | 1979-04-17 | 1979-10-17 | $7700.00 | Window Closed / Lapsed |