Patent US2544503A successfully refreshed from Google Patents.
US2544503A
Expired / Lapsed
US
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Method of making nonmetallic sheathed cable
Assignee: National Electric Products Corp
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Filing: 1949-08-13
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Granted: 1951-03-06
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Expires: 1969-08-13
Abstract
No abstract record available.
Inventors
- 👤 Frank J Kennedy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:25
CPC Classifications
H; H01; H01B; H01B7/00; H01B7/17; H01B7/18; H01B7/182
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
118 words
THE METHOD OF MAKING A NON-METALLIC SHEATHED CABLE HAVING A BONDED CORE AND JACKET STRUCTURE WHICH COMPRISES FORMING A FILLER AND SPACER STRIP OF UNVULCANIZED HIGH POLYMER ELASTOMERIC MATERIAL POCKETED FOR THE RECEPTION OF A PLURALITY OF JACKETED CONDUCTORS, ASSEMBLING JACKETED CONDUCTORS NON-ADHERENT WITH THE SUBSTANCE OF THE SAID FILLER AND SPACER STRIP IN THE POCKETS OF SAID FILLER AND SPACER STRIP IN THE VULCANIZED SUBSTANCE OF THE SAID FILLER AND SPACER STRIP BETWEEN THE CONDUCTOR JACKETS PROJECTANT OUTWARDLY BEYOND THE PERIPHERIES THEREOF, APPLYING TIGHTLY AROUND THE SAID INITIAL ASSEMBLY A STRANDED COVERING HAVING SPACED STRANDS WITH SUBSTANTIAL PROJECTION OF THE UNVULCANIZED SUBSTANCE OF SAID FILLER AND SPACER STRIP THROUGH THE INTERSTICES BETWEEN STRANDS OF THE SAID COVERING,
Claim 2
Independent Claim
118 words
THE METHOD OF MAKING A NON-METALLIC SHEATHED CABLE HAVING A BONDED CORE AND JACKET STRUCTURE WHICH COMPRISES FORMING A FILLER AND SPACER STRIP OF UNVULCANIZED HIGH POLYMER ELASTOMERIC MATERIAL POCKETED FOR THE RECEPTION OF A PLURALITY OF JACKETED CONDUCTORS, ASSEMBLING JACKETED CONDUCTORS NON-ADHERENT WITH THE SUBSTANCE OF THE SAID FILLER AND SPACER STRIP IN THE POCKETS OF SAID FILLER AND SPACER STRIP IN THE VULCANIZED SUBSTANCE OF THE SAID FILLER AND SPACER STRIP BETWEEN THE CONDUCTOR JACKETS PROJECTANT OUTWARDLY BEYOND THE PERIPHERIES THEREOF, APPLYING TIGHTLY AROUND THE SAID INITIAL ASSEMBLY A STRANDED COVERING HAVING SPACED STRANDS WITH SUBSTANTIAL PROJECTION OF THE UNVULCANIZED SUBSTANCE OF SAID FILLER AND SPACER STRIP THROUGH THE INTERSTICES BETWEEN STRANDS OF THE SAID COVERING,
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) | 1954-03-05 | 1954-09-04 | 1955-03-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-03-05 | 1958-09-04 | 1959-03-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-03-05 | 1962-09-04 | 1963-03-06 | $7700.00 | Window Closed / Lapsed |