US3118789A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrically conductive coated paper
Assignee: Warren SD Co
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Filing: 1961-07-18
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Granted: 1964-01-21
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Expires: 1981-07-18
Abstract
No abstract record available.
Inventors
- 👤 Charles M Wiswell
- 👤 Fred L O'brien
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:34
CPC Classifications
H; H01; H01B; H01B1/00; H01B1/20; H01B1/24; B; B41; B41M; B41M5/00; B41M5/20; D; D21; D21H; D21H27/00; D21H5/00; D21H5/02; D21H5/025; G; G03; G03G; G03G5/00; G03G5/10; G03G5/101; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24174; Y10T428/24273; Y10T428/24281; Y10T428/24289; Y10T428/24322; Y10T428/24331; Y10T428/24339
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
56 words
A COATED PAPER PRODUCT COMPRISING A PAPER WEB OF NEGLIGIBLE ELECTRICAL CONDUCTIVITY, PIN-HOLES EXTENDING THROUGH SAID PAPER WEB, AND AN ELECTRICALLY CONDUCTIVE COATING FORMING A LAYER ON AT LEAST ONE SIDE OF SAID WEB AND ALSO EXTENDING THROUGH SAID PIN-HOLES TO FORM ELECTRICALLY CONDUCTIVE PATHS FROM SAID COATING LAYER TO THE REVERSE SAID OF SAID WEB.
Claim 2
Dependent Claim
56 words
A COATED PAPER PRODUCT COMPRISING A PAPER WEB OF NEGLIGIBLE ELECTRICAL CONDUCTIVITY, PIN-HOLES EXTENDING THROUGH SAID PAPER WEB, AND AN ELECTRICALLY CONDUCTIVE COATING FORMING A LAYER ON AT LEAST ONE SIDE OF SAID WEB AND ALSO EXTENDING THROUGH SAID PIN-HOLES TO FORM ELECTRICALLY CONDUCTIVE PATHS FROM SAID COATING LAYER TO THE REVERSE SAID OF SAID WEB.
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) | 1967-01-20 | 1967-07-22 | 1968-01-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-01-20 | 1971-07-22 | 1972-01-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-01-20 | 1975-07-22 | 1976-01-21 | $7700.00 | Window Closed / Lapsed |