US3155874A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lightning arrester
Assignee: Westinghouse Electric Corp
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Filing: 1961-08-02
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Granted: 1964-11-03
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Expires: 1981-08-02
Abstract
No abstract record available.
Inventors
- 👤 Billy B Sorrow
- 👤 Ned T Kunkle
- 👤 Robert T Innis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 12:43
CPC Classifications
H; H01; H01T; H01T1/00; H01T1/14; H01T1/15
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
86 words
A LIGHTNING ARRESTER INCLUDING AN OUTER HOUSING, SAID HOUSING BEING CLOSED AT ITS ENDS AND SEALED, A PLURALITY OF COLUMNS OF LIGHTNING ARRESTER ELEMENTS INCLUDING ELEMENTS IN EACH COLUMN WHICH EVOLVE GAS WHEN SUBJECTED TO FAULT CURRENT, EACH OF SAID COLUMNS OF ELEMENTS BEING ENCLOSED IN A INSULATING TUBE TO FORM AN ARRESTER ASSEMBLY, SAID TUBES HAVING CLOSURE MEANS AT THE ENDS, SAID ARRESTER ASSEMBLIES BEING DISPOSED SIDE BY SIDE WITHIN SAID OUTER HOUSING AND EACH OF SAID TUBES HAVING AN OPENING IN ITS SIDE WALL.
Claim 2
Dependent Claim
86 words
A LIGHTNING ARRESTER INCLUDING AN OUTER HOUSING, SAID HOUSING BEING CLOSED AT ITS ENDS AND SEALED, A PLURALITY OF COLUMNS OF LIGHTNING ARRESTER ELEMENTS INCLUDING ELEMENTS IN EACH COLUMN WHICH EVOLVE GAS WHEN SUBJECTED TO FAULT CURRENT, EACH OF SAID COLUMNS OF ELEMENTS BEING ENCLOSED IN A INSULATING TUBE TO FORM AN ARRESTER ASSEMBLY, SAID TUBES HAVING CLOSURE MEANS AT THE ENDS, SAID ARRESTER ASSEMBLIES BEING DISPOSED SIDE BY SIDE WITHIN SAID OUTER HOUSING AND EACH OF SAID TUBES HAVING AN OPENING IN ITS SIDE WALL.
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) | 1967-11-03 | 1968-05-04 | 1968-11-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-11-03 | 1972-05-04 | 1972-11-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-11-03 | 1976-05-04 | 1976-11-03 | $7700.00 | Window Closed / Lapsed |