US3566108A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Corona generating electrode structure for use in a xerographic charging method
Assignee: Xerox Corp
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Filing: 1967-01-27
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Granted: 1971-02-23
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Expires: 1987-01-27
Abstract
Abstract A corona generating article is provided by overcoating a strand or bundle of strands with a material which is at least partially conductive.
Inventors
- 👤 John W Weigl
- 👤 Richard J Komp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 07:04
CPC Classifications
G; G03; G03G; G03G15/00; G03G15/02; G03G15/0291
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
39 words
The method of electrostatically charging a member which comprises placing said member in the corona discharge of a corona generating electrode comprising a core of at least two strands overcoated with an electrically continuous coating of a conductive material.
Claim 2
Independent Claim
39 words
The method of electrostatically charging a member which comprises placing said member in the corona discharge of a corona generating electrode comprising a core of at least two strands overcoated with an electrically continuous coating of a conductive material.
Claim 3
Dependent Claim
12 words
The method of claim 1 wherein said core comprises an insulating material.
Claim 4
Dependent Claim
10 words
The method of claim 2 wherein said core comprises quartz.
Claim 5
Dependent Claim
11 words
The method of claim 1 wherein said core comprises stainless steel.
Claim 6
Dependent Claim
10 words
The method of claim 1 wherein said overcoating comprises platinum.
References Cited (Backward Citations)
US2839400A
Cited
US3291711A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-02-22 | 1974-08-24 | 1975-02-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-22 | 1978-08-24 | 1979-02-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-22 | 1982-08-24 | 1983-02-23 | $7700.00 | Window Closed / Lapsed |