Patent US2947652A successfully refreshed from Google Patents.
US2947652A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric cables
Assignee: International Standard Electric Corp
•
Filing: 1957-03-08
•
Granted: 1960-08-02
•
Expires: 1977-03-08
Abstract
No abstract record available.
Inventors
- 👤 Burr Harvey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:49
CPC Classifications
H; H01; H01B; H01B13/00; H01B13/06; H01B13/10; Y; Y10; Y10T; Y10T29/00; Y10T29/53; Y10T29/5313; Y10T29/532; Y10T29/53243
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
211 words
APPARATUS FOR INSULATILNG TWO CONDUCTORS ONE FROM THE OTHER, COMPRISING AN ELONGATED DIE HAVILNG AN INPUT END AND AN OUTPUT END, SAID DIE HAVING FIRST AND SECOND CHANNELS OF SUBSTANTIALLY CIRCULAR CROSS SECTION EXTENDING LONGITUDINALLY THROUGH THE DIE, SAID FILRST AND SECOND CHANNELS BEING PARALLEL TO A PLANE EXTENDING THROUGH SAID DIE, SAID FIRST CHANNEL HAVING ITS CENTER DISPLACED FROM ONE SIDE OF SAID PLANE, SAID SECOND CHANNEL HAVING ITS CENTER DISPLACED FROM THE OTHER SIDE OF SAID PLANE, A THIRD CHANNEL OF RECTANGULAR CROSS SECTION HAVING ITS CENTRAL PLANE LYING ON SAID FIRST MENTIONED PLANE AND HAVING ITS SIDE TANGENTIAL TO THE LOWER PORTION OF SAID FIRST CHANNEL AND TO THE UPPER PORTION OF SAID SECOND CHANNEL AT SAID INPUT END, SAID FIRST AND SECOND CHANNELS CONVERGING FROM SAID INPUT END SO THAT CONTINUOUS PORTIONS OF SAID FIRST AND SECOND CHANNELS TANGENTIAL WITH SAID THIRD CHANNEL AT ITS INPUT END OVERLAP AT SAID OUTPUT END OF SAID DIE, SAID THIRD CHANNELS TANGENTIAL WITH SAID OF ITS LONGITUDINAL SIDES DECREASING UNTIL SAID THIRD CHANNEL DISAPPEARS AT THE POINT OF OVERLAP OF SAID FIRST AND SECOND CHANNELS, MEANS FOR TRAVERSING A STRIP OF INSULATING MATERIAL AND SAID TWO SEPARATED CONDUCTORS THROUGH RESPECTIVE CHANNELS, AND MEANS FOR HEATING THE DIE DURING SAID TRAVERSING.
Claim 2
Dependent Claim
211 words
APPARATUS FOR INSULATILNG TWO CONDUCTORS ONE FROM THE OTHER, COMPRISING AN ELONGATED DIE HAVILNG AN INPUT END AND AN OUTPUT END, SAID DIE HAVING FIRST AND SECOND CHANNELS OF SUBSTANTIALLY CIRCULAR CROSS SECTION EXTENDING LONGITUDINALLY THROUGH THE DIE, SAID FILRST AND SECOND CHANNELS BEING PARALLEL TO A PLANE EXTENDING THROUGH SAID DIE, SAID FIRST CHANNEL HAVING ITS CENTER DISPLACED FROM ONE SIDE OF SAID PLANE, SAID SECOND CHANNEL HAVING ITS CENTER DISPLACED FROM THE OTHER SIDE OF SAID PLANE, A THIRD CHANNEL OF RECTANGULAR CROSS SECTION HAVING ITS CENTRAL PLANE LYING ON SAID FIRST MENTIONED PLANE AND HAVING ITS SIDE TANGENTIAL TO THE LOWER PORTION OF SAID FIRST CHANNEL AND TO THE UPPER PORTION OF SAID SECOND CHANNEL AT SAID INPUT END, SAID FIRST AND SECOND CHANNELS CONVERGING FROM SAID INPUT END SO THAT CONTINUOUS PORTIONS OF SAID FIRST AND SECOND CHANNELS TANGENTIAL WITH SAID THIRD CHANNEL AT ITS INPUT END OVERLAP AT SAID OUTPUT END OF SAID DIE, SAID THIRD CHANNELS TANGENTIAL WITH SAID OF ITS LONGITUDINAL SIDES DECREASING UNTIL SAID THIRD CHANNEL DISAPPEARS AT THE POINT OF OVERLAP OF SAID FIRST AND SECOND CHANNELS, MEANS FOR TRAVERSING A STRIP OF INSULATING MATERIAL AND SAID TWO SEPARATED CONDUCTORS THROUGH RESPECTIVE CHANNELS, AND MEANS FOR HEATING THE DIE DURING SAID TRAVERSING.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-08-02 | 1964-02-01 | 1964-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-02 | 1968-02-01 | 1968-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-02 | 1972-02-01 | 1972-08-02 | $7700.00 | Window Closed / Lapsed |