US4068284A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Corona discharge device
Assignee: Xerox Corp
•
Filing: 1976-07-02
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Granted: 1978-01-10
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Expires: 1996-07-02
Abstract
Abstract An electrical discharge device comprising an insulated conductor adapted to carry a high alternating voltage and an uninsulated conductor encircling the insulated conductor.
Inventors
- 👤 Stanley C. Wheeler
- 👤 Peter M. Thorp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:28
CPC Classifications
G; G03; G03G; G03G15/00; G03G15/65; H; H05; H05F; H05F3/00; H05F3/04; G03G2215/00; G03G2215/00362; G03G2215/00367; G03G2215/00371; G03G2215/00417; G03G2215/00421; G03G2215/00535; G03G2215/00654
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
53 words
An electrical discharge device comprising an insulated conductor adapted to carry a high alternating voltage, an uninsulated conductor encircling said insulated conductor, an insulating support for said conductors, the support being formed with a channel along which the insulated conductor is laid and whose walls retain the uninsulated conductor on the insulated conductor.
Claim 2
Dependent Claim
53 words
An electrical discharge device comprising an insulated conductor adapted to carry a high alternating voltage, an uninsulated conductor encircling said insulated conductor, an insulating support for said conductors, the support being formed with a channel along which the insulated conductor is laid and whose walls retain the uninsulated conductor on the insulated conductor.
References Cited (Backward Citations)
US2207677A
Cited
US3932877A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1981-01-09 | 1981-07-11 | 1982-01-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-01-09 | 1985-07-11 | 1986-01-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-01-09 | 1989-07-11 | 1990-01-10 | $7700.00 | Window Closed / Lapsed |