US3349359A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical heating elment
Assignee: Templeton Coal Co
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Filing: 1964-12-18
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Granted: 1967-10-24
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Expires: 1984-12-18
Abstract
No abstract record available.
Inventors
- 👤 Glen H Morey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:17
CPC Classifications
H; H05; H05B; H05B3/00; H05B3/20; H05B3/34; H05B3/342; H05B2203/00; H05B2203/002; H05B2203/003; H05B2203/005; H05B2203/011; H05B2203/014; H05B2203/015; H05B2203/017
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
61 words
AS A NEW ARTICLE OF MANUFACTURE; A LENGTH OF FABRIC, AND FABRIC CONSISTING OF INTERWOVEN WARP AND FILL FIBERS, SAID FILL FIBERS COMPRISING ELECTRICALLY NON-CONDUCTIVE FIBERS AND ELECTRICALLY CONDUCTIVE FIBERS IN A PREDETERMINED DISTRIBUTED RELATION, AND SAID WARP FIBERS CONSISTING PRINCIPALLY OF ELECTRICALLY NON-CONDUCTIVE FIBERS AND INCLUDING A CONCENTRATION OF ELECTRICALLY CONDUCTIVE FIBERS IN PREDETERMINED REGIONS SPACED LATERALLY OF THE FABRIC.
Claim 2
Dependent Claim
61 words
AS A NEW ARTICLE OF MANUFACTURE; A LENGTH OF FABRIC, AND FABRIC CONSISTING OF INTERWOVEN WARP AND FILL FIBERS, SAID FILL FIBERS COMPRISING ELECTRICALLY NON-CONDUCTIVE FIBERS AND ELECTRICALLY CONDUCTIVE FIBERS IN A PREDETERMINED DISTRIBUTED RELATION, AND SAID WARP FIBERS CONSISTING PRINCIPALLY OF ELECTRICALLY NON-CONDUCTIVE FIBERS AND INCLUDING A CONCENTRATION OF ELECTRICALLY CONDUCTIVE FIBERS IN PREDETERMINED REGIONS SPACED LATERALLY OF THE FABRIC.
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) | 1970-10-23 | 1971-04-24 | 1971-10-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-23 | 1975-04-24 | 1975-10-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-23 | 1979-04-24 | 1979-10-24 | $7700.00 | Window Closed / Lapsed |