US3248472A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sheathed cable with a fluid stop of a polyurethane polymer
Assignee: AT&T Inc
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Filing: 1963-04-08
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Granted: 1966-04-26
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Expires: 1983-04-08
Abstract
No abstract record available.
Inventors
- 👤 Montesano Lewis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:00
CPC Classifications
H; H01; H01B; H01B7/00; H01B7/17; H01B7/28; H01B7/282; H01B7/285; H01B9/00; H01B9/06; Y; Y02; Y02A; Y02A30/00; Y02A30/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
71 words
A SHEATHED ELECTRICAL CABLE COMPRISING A PLURALITY OF ELECTRICAL CONDUCTORS ENCLOSED IN A SHEATH, SAID CABLE HAVING A GAS-TIGHT PLUG ENCLOSED WITHIN THE SHEATH AND ADHERING TO THE INNER SURFACE OF THE SHEATH AND TO THE SURFACE OF SAID CONDUCTORS SAID PLUG BEING FORMED BY THE CURING IN SITU OF A MIXTURE OF A POLYURETHANE PREPOLYMER SELECTED FROM THE GROUP CONSISTING OF POLYESTER AND POLYETHER BASE POLYURETHANE PREPOLYMERS, AND A POLYOL.
Claim 2
Dependent Claim
71 words
A SHEATHED ELECTRICAL CABLE COMPRISING A PLURALITY OF ELECTRICAL CONDUCTORS ENCLOSED IN A SHEATH, SAID CABLE HAVING A GAS-TIGHT PLUG ENCLOSED WITHIN THE SHEATH AND ADHERING TO THE INNER SURFACE OF THE SHEATH AND TO THE SURFACE OF SAID CONDUCTORS SAID PLUG BEING FORMED BY THE CURING IN SITU OF A MIXTURE OF A POLYURETHANE PREPOLYMER SELECTED FROM THE GROUP CONSISTING OF POLYESTER AND POLYETHER BASE POLYURETHANE PREPOLYMERS, AND A POLYOL.
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) | 1969-04-25 | 1969-10-25 | 1970-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-25 | 1973-10-25 | 1974-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-25 | 1977-10-25 | 1978-04-26 | $7700.00 | Window Closed / Lapsed |