Patent US4030083A successfully refreshed from Google Patents.
Patent US3772173A successfully refreshed from Google Patents.
US3772173A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electroconductive paper
Assignee: Xerox Corp
•
Filing: 1970-10-14
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Granted: 1973-11-13
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Expires: 1990-10-14
Abstract
Abstract A technique for increasing the electroconductivity of paper is disclosed. The paper substrate is subjected to an electrical discharge which produces localized dielectric breakdown in the thickness direction.
Inventors
- 👤 S Matsumoto
- 👤 S Honjo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 02:27
CPC Classifications
G; G03; G03G; G03G13/00; G03G13/02
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
19 words
The process as disclosed In claim 1 wherein said effect is realized by the application of a corona discharge.
Claim 2
Dependent Claim
17 words
The process as disclosed in claim 1 wherein the source of said high potential supplies direct current.
Claim 3
Dependent Claim
15 words
The process as disclosed in claim 1 wherein the source of potential supplies alternating current.
References Cited (Backward Citations)
US2453484A
Cited
US2662803A
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US2707744A
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US3008888A
Cited
US2977475A
Cited
US3285696A
Cited
US3399252A
Cited
US3540848A
Cited
US3553000A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-11-12 | 1977-05-14 | 1977-11-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-11-12 | 1981-05-14 | 1981-11-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-11-12 | 1985-05-14 | 1985-11-13 | $7700.00 | Window Closed / Lapsed |