US3222566A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valve type lightning arrester
Assignee: Joslyn Manufacturing and Supply Co
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Filing: 1961-11-16
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Granted: 1965-12-07
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Expires: 1981-11-16
Abstract
No abstract record available.
Inventors
- 👤 Edward H Yonkers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:40
CPC Classifications
H; H01; H01T; H01T1/00; H01T1/16; H01C; H01C7/00; H01C7/10; H01C7/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
110 words
FOR USE IN A LIGHTING ARRESTER A QUENCHING STRUCTURE INCLUDING AT LEAST ONE SPARK GAP UNIT HAVING A SOMEWHAT CYLINDRICALLY SHAPED GAP UNIT HOUSING FORMED BY UPPER AND LOWER HOUSING MEMBERS, A FIRST CONDUCTING PLATE SECURED TO THE TOP OF THE UPPER HOUSING MEMBER, A SECOND CONDUCTING THE PLATE SECURED TO THE BOTTOM OF THE LOWER HOUSING MEMBER, A PLURALITY OF SPACED APART SPARK GAP ELECTRODES MOUNTED UPON SAID UPPER AND LOWER HOUSING MEMBERS, SAID ELECTRODES BEING ARRANGED ALONG A CIRCLE HAVING A CENTER SUBSTANTIALLY COINCIDING WITH THE LONGITUDINALLY AXIS OF THE HOUSING AND DEFINING A SERIES OF SPARK GAPS, MEANS SECURING A FIRST OF SAID ELECTRODES TO SAID UPPER
Claim 2
Dependent Claim
110 words
FOR USE IN A LIGHTING ARRESTER A QUENCHING STRUCTURE INCLUDING AT LEAST ONE SPARK GAP UNIT HAVING A SOMEWHAT CYLINDRICALLY SHAPED GAP UNIT HOUSING FORMED BY UPPER AND LOWER HOUSING MEMBERS, A FIRST CONDUCTING PLATE SECURED TO THE TOP OF THE UPPER HOUSING MEMBER, A SECOND CONDUCTING THE PLATE SECURED TO THE BOTTOM OF THE LOWER HOUSING MEMBER, A PLURALITY OF SPACED APART SPARK GAP ELECTRODES MOUNTED UPON SAID UPPER AND LOWER HOUSING MEMBERS, SAID ELECTRODES BEING ARRANGED ALONG A CIRCLE HAVING A CENTER SUBSTANTIALLY COINCIDING WITH THE LONGITUDINALLY AXIS OF THE HOUSING AND DEFINING A SERIES OF SPARK GAPS, MEANS SECURING A FIRST OF SAID ELECTRODES TO SAID UPPER
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) | 1968-12-06 | 1969-06-07 | 1969-12-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-06 | 1973-06-07 | 1973-12-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-06 | 1977-06-07 | 1977-12-07 | $7700.00 | Window Closed / Lapsed |