US3823035A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrically-conductive textile fiber
Assignee: Badische Corp
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Filing: 1972-07-14
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Granted: 1974-07-09
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Expires: 1992-07-14
Abstract
Abstract FINELY-DIVIDED, ELECTRICALLY-CONDUCTIVE PARTICLES ARE UNIFORMLY SUFFUSED IN A FILAMENTARY POLYMER SUBSTRATE AS AN INDEPENDENT PHASE IN AN ANNULAR REGION LOCATED AT THE PERIPHERY OF THE FILAMENT AND EXTENDING THE ENTIRE LENGTH THEREOF. THE ELECTRICALLY-CONDUCTIVE PARTICLES ARE EMPLOYED IN AN AMOUNT SUFFICIENT TO RENDER THE ELECTRICAL RESISTANCE OF THE FILAMENT NOT MORE THAN ABOUT 10**9 OHMS/CM. THE FILAMENT FIND SPECIAL UTILITY IN THE FABRICATION OF ANTISTATIC FABRICS AND FLOOR COVERINGS.
Inventors
- 👤 J Sanders
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 08:03
CPC Classifications
H; H05; H05F; H05F1/00; H05F1/02; D; D02; D02G; D02G3/00; D02G3/44; D02G3/441; D06; D06M; D06M11/00; D06M11/73; D06M11/74; D06M11/83; D06Q; D06Q1/00; D06Q1/04; H01; H01B; H01B1/00; H01B1/20; H01B1/24; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2918; Y10T428/292; Y10T428/2927; Y10T428/2933; Y10T428/2964; Y10T428/2967; Y10T428/2969
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) | 1977-07-08 | 1978-01-07 | 1978-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-07-08 | 1982-01-07 | 1982-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-07-08 | 1986-01-07 | 1986-07-09 | $7700.00 | Window Closed / Lapsed |