UST102103I4
Expired / Lapsed
US
⏱️ 0.0 years remaining
Surge arrester insulating spacer device
Assignee: Hubbell Inc
•
Filing: 1981-09-25
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Granted: 1982-08-03
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Expires: 2001-09-25
Abstract
Abstract An assembly for mechanically protecting and electrically insulating metal oxide varistor disks from the generally cylindrical inner wall of a porcelain housing of a surge arrestor. Each assembly comprising a flat metal disk having a diameter less than that of the inner wall of the housing and a plurality of resilient, electrically non-conductive spacer members mounted around the periphery of the disk for supporting the disk vertically in the housing.
Inventors
- 👤 Dennis W. Lenk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 04:29
CPC Classifications
H; H01; H01C; H01C7/00; H01C7/10; H01C7/12
Claims Analysis
Total Claims: 0
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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) | 1985-08-02 | 1986-02-01 | 1986-08-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1989-08-02 | 1990-02-01 | 1990-08-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1993-08-02 | 1994-02-01 | 1994-08-03 | $7700.00 | Window Closed / Lapsed |