Patent US3142030A successfully refreshed from Google Patents.
US3142030A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coil construction to facilitate tapping
Assignee: Basic Products Corp
•
Filing: 1958-11-10
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Granted: 1964-07-21
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Expires: 1978-11-10
Abstract
No abstract record available.
Inventors
- 👤 Warren S Lenox
- 👤 Joseph T Gurnik
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 06:03
CPC Classifications
H; H01; H01F; H01F27/00; H01F27/28; H01F27/2823; H01F27/2828; H01F41/00; H01F41/02; H01F41/04; H01F41/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
135 words
IN A COIL CONSTRUCTION, THE COMBINATION COMPRISING A PLURALITY OF TURNS, SAID TURNS BEING ARRANGED IN LAYERS HAVING INSULATING MEANS DISPOSED BETWEEN SAID LAYERS, SPACER MEANS INTERPOSED BETWEEN A PORTION OF THE OUTERMOST LAYER OF TURNS AND AN UNDERLYING LAYER OF TURNS FOR SPACING A PORTION OF SAID OUTERMOST LAYER FROM SAID UNDERLYING LAYER WHEREBY THE SPACED PORTION OF TURNS IN SAID OUTERMOST LAYER MAY BE ACCESSIBLE BOTH FROM DIRECTIONS INTERIORLY AND EXTERIORLY OF SAID COIL, WRAPPER MEANS SURROUNDING SAID OUTERMOST LAYER OF TURNS AND MEANS SECURED TO THE PORTION OF SAID WRAPPER MEANS WHICH IS DISPOSED OVER THE OUTERMOST COIL LAYER PORTION SPACED FROM SAID UNDERLYING LAYER FOR ENABLING SUCH PORTION OF SAID WRAPPER MEANS DISPOSED OVER SAID OUTERMOST LAYER PORTION SPACED FROM THE UNDERLYING LAYER TO BE READILY DETACHED FROM THE REMAINDER THEREOF.
Claim 2
Dependent Claim
135 words
IN A COIL CONSTRUCTION, THE COMBINATION COMPRISING A PLURALITY OF TURNS, SAID TURNS BEING ARRANGED IN LAYERS HAVING INSULATING MEANS DISPOSED BETWEEN SAID LAYERS, SPACER MEANS INTERPOSED BETWEEN A PORTION OF THE OUTERMOST LAYER OF TURNS AND AN UNDERLYING LAYER OF TURNS FOR SPACING A PORTION OF SAID OUTERMOST LAYER FROM SAID UNDERLYING LAYER WHEREBY THE SPACED PORTION OF TURNS IN SAID OUTERMOST LAYER MAY BE ACCESSIBLE BOTH FROM DIRECTIONS INTERIORLY AND EXTERIORLY OF SAID COIL, WRAPPER MEANS SURROUNDING SAID OUTERMOST LAYER OF TURNS AND MEANS SECURED TO THE PORTION OF SAID WRAPPER MEANS WHICH IS DISPOSED OVER THE OUTERMOST COIL LAYER PORTION SPACED FROM SAID UNDERLYING LAYER FOR ENABLING SUCH PORTION OF SAID WRAPPER MEANS DISPOSED OVER SAID OUTERMOST LAYER PORTION SPACED FROM THE UNDERLYING LAYER TO BE READILY DETACHED FROM THE REMAINDER THEREOF.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-07-21 | 1968-01-20 | 1968-07-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-07-21 | 1972-01-20 | 1972-07-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-07-21 | 1976-01-20 | 1976-07-21 | $7700.00 | Window Closed / Lapsed |