Patent US3094648A successfully refreshed from Google Patents.
US3094648A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nilsson
Assignee: —
•
Filing: —
•
Granted: 1963-06-18
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Expires: 1980-06-18
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 17:39
CPC Classifications
H; H01; H01T; H01T4/00; H01T4/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
211 words
LIGHTNING ARRESTER HAVING AT LEAST TWO LIGHTNING ARRESTER ELEMENTS EACH COMPRISING VALVE BLOCKS AND SPARK GAPS, EACH OF SAID LIGHTNING ARRESTER ELEMENTS BEING ARRANGED AS A PILE WITH SAID VALVE BLOCKS ARRANGED AS A RESISTIVE PILE IN THE MIDDLE OF SAID ELEMENT AND WITH ALL OF SAID SPARK GAPS DIVIDED INTO TWO SUBSTANTIALLY EQUAL GROUPS, ONE OF SAID GROUPS BEING LOCATED AT THE UPPER END OF THE ELEMENT ABOVE THE VALVE BLOCKS, THE OTHER GROUP LOCATED IN THE LOWER END OF THE ELEMENT BELOW THE VALVE BLOCKS, BOTH SPARK GAP GROUPS BEING IN ELECTRIC CONTACT WITH THE ENDS OF SAID RESISTIVE PILE, MEANS CONNECTING ALL OF SAID LIGHTNING ARRESTER ELEMENTS IN PARALLEL, COMPRISING MEANS ELECTRICALLY CONNECTING ALL THE UPPER ENDS OF THE LIGHTNING ARRESTER ELEMENTS AND OTHER MEANS ELECTRICALLY CONNECTING ALL THE LOWER ENDS OF SAID ELEMENTS, A CROSS IMPEDANCE ELEMENT CONNECTING A POINT ON ONE OF THE LIGHTNING ARRESTER HAVING PRACTICALLY THE SAME ELECTRICAL PORESTER ELEMENT, SAID POINTS IN THE STATE OF REST OF THE LIGHTNING ARRESTER HAVING PRATICALLY THE SAME ELECTRIC PO TENTIAL, SAID CROSS IMPEDANCE ELEMENT BEING SUBSTANTIALLY RESISTIVE AND BEING CONNECTED BETWEEN THE UPPER END OF SAID RESISTIVE PILE IN ONE LIGHTNING ARRESTER ELEMENT AND THE LOWER END OF THE RESISTIVE PILE IN ANOTHER LIGHTNING ARRESTER ELEMENT.
Claim 2
Dependent Claim
211 words
LIGHTNING ARRESTER HAVING AT LEAST TWO LIGHTNING ARRESTER ELEMENTS EACH COMPRISING VALVE BLOCKS AND SPARK GAPS, EACH OF SAID LIGHTNING ARRESTER ELEMENTS BEING ARRANGED AS A PILE WITH SAID VALVE BLOCKS ARRANGED AS A RESISTIVE PILE IN THE MIDDLE OF SAID ELEMENT AND WITH ALL OF SAID SPARK GAPS DIVIDED INTO TWO SUBSTANTIALLY EQUAL GROUPS, ONE OF SAID GROUPS BEING LOCATED AT THE UPPER END OF THE ELEMENT ABOVE THE VALVE BLOCKS, THE OTHER GROUP LOCATED IN THE LOWER END OF THE ELEMENT BELOW THE VALVE BLOCKS, BOTH SPARK GAP GROUPS BEING IN ELECTRIC CONTACT WITH THE ENDS OF SAID RESISTIVE PILE, MEANS CONNECTING ALL OF SAID LIGHTNING ARRESTER ELEMENTS IN PARALLEL, COMPRISING MEANS ELECTRICALLY CONNECTING ALL THE UPPER ENDS OF THE LIGHTNING ARRESTER ELEMENTS AND OTHER MEANS ELECTRICALLY CONNECTING ALL THE LOWER ENDS OF SAID ELEMENTS, A CROSS IMPEDANCE ELEMENT CONNECTING A POINT ON ONE OF THE LIGHTNING ARRESTER HAVING PRACTICALLY THE SAME ELECTRICAL PORESTER ELEMENT, SAID POINTS IN THE STATE OF REST OF THE LIGHTNING ARRESTER HAVING PRATICALLY THE SAME ELECTRIC PO TENTIAL, SAID CROSS IMPEDANCE ELEMENT BEING SUBSTANTIALLY RESISTIVE AND BEING CONNECTED BETWEEN THE UPPER END OF SAID RESISTIVE PILE IN ONE LIGHTNING ARRESTER ELEMENT AND THE LOWER END OF THE RESISTIVE PILE IN ANOTHER LIGHTNING ARRESTER ELEMENT.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-06-17 | 1966-12-17 | 1967-06-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-17 | 1970-12-17 | 1971-06-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-17 | 1974-12-17 | 1975-06-18 | $7700.00 | Window Closed / Lapsed |