US3553042A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tinsel ribbon conductor with tubed polymer insulation and method for making same
Assignee: AT&T Inc
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Filing: 1968-12-27
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Granted: 1971-01-05
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Expires: 1988-12-27
Abstract
Abstract THIS DISCLOSURE DESCRIBES A TELEPHONE CORD STRUCTURE CONSISTING OF A PLURALITY OF TUBED POLYMER INSULATED TINSEL CONDUCTORS ENCLOSED IN A POLYMER OUTER JACEKT. A METHOD FOR PRODUCING THE CORD INCLUDES THE STEPS OF REHEATING AND STRETCHING THE POLYMER INSULATION TO ACHIEVE INCREASED TENSILE MODULUS AND STRAIN MEMORY AND TO GAIN ADDITIONAL CONDUCTOR LENGTH. D R A W I N G
Inventors
- 👤 Eugene R Cocco
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 12:10
CPC Classifications
H; H01; H01B; H01B7/00; H01B7/06; H01B13/00; H01B13/008
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) | 1974-01-04 | 1974-07-06 | 1975-01-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-04 | 1978-07-06 | 1979-01-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-04 | 1982-07-06 | 1983-01-05 | $7700.00 | Window Closed / Lapsed |