Patent US3138423A successfully refreshed from Google Patents.
US3138423A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Upper end airplane antenna mast
Assignee: Dale Products Inc
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Filing: 1962-12-13
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Granted: 1964-06-23
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Expires: 1982-12-13
Abstract
No abstract record available.
Inventors
- 👤 Carl L Samuelson
- 👤 Raymond C Root
- 👤 Risk George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 14:55
CPC Classifications
H; H01; H01Q; H01Q1/00; H01Q1/27; H01Q1/28; H01Q1/285; Y; Y10; Y10S; Y10S439/00; Y10S439/916; Y10T; Y10T403/00; Y10T403/70; Y10T403/7047; Y10T403/7051; Y10T403/7052; Y10T403/7054; Y10T403/7056
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
125 words
IN AN ANTENNA MAST, A CHUCK BARREL HAVING AN INTERIOR OPENING, MEANS INTERGAL WITH SAID CHUCK BARREL CLOSING ONE END OF SAID INTERIOR OPENING, A CHUCK BODY SLIDABLY MOUNTED IN THE INTERIOR OPENING OF SAID CHUCK BARREL, INTERLOCKING SURFACES ON THE INTERIOR OF SAID CHUCK BARREL AND THE EXTERIOR OF SAID CHUCK BODY TO LIMIT RELATIVE ROTATION THEREBETWEEN, SAID CHUCK BODY HAVING AN AXIAL BORE THEREIN, AN ANTENNA WIRE GRIPPING MEANS IN SAID AXIAL BORE, DETACHABLE MEANS FOR CLOSING THE OTHER END OF SAID INTERIOR OPENING, SAID DETACHABLE MEANS INCLUDING MOVABLE MEANS IN SAID CHUCK BARREL FOR ENGAGING SAID CHUCK BODY, AND SAID DETACHABLE MEANS ADAPTED TO RECEIVE AN ANTENNA WIRE, AND SAID ANTENNA WIRE GRIPPING MEANS ADAPTED TO ENGAGE AND HOLD SAID ANTENNA WIRE.
Claim 2
Dependent Claim
125 words
IN AN ANTENNA MAST, A CHUCK BARREL HAVING AN INTERIOR OPENING, MEANS INTERGAL WITH SAID CHUCK BARREL CLOSING ONE END OF SAID INTERIOR OPENING, A CHUCK BODY SLIDABLY MOUNTED IN THE INTERIOR OPENING OF SAID CHUCK BARREL, INTERLOCKING SURFACES ON THE INTERIOR OF SAID CHUCK BARREL AND THE EXTERIOR OF SAID CHUCK BODY TO LIMIT RELATIVE ROTATION THEREBETWEEN, SAID CHUCK BODY HAVING AN AXIAL BORE THEREIN, AN ANTENNA WIRE GRIPPING MEANS IN SAID AXIAL BORE, DETACHABLE MEANS FOR CLOSING THE OTHER END OF SAID INTERIOR OPENING, SAID DETACHABLE MEANS INCLUDING MOVABLE MEANS IN SAID CHUCK BARREL FOR ENGAGING SAID CHUCK BODY, AND SAID DETACHABLE MEANS ADAPTED TO RECEIVE AN ANTENNA WIRE, AND SAID ANTENNA WIRE GRIPPING MEANS ADAPTED TO ENGAGE AND HOLD SAID ANTENNA WIRE.
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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) | 1967-06-23 | 1967-12-23 | 1968-06-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-23 | 1971-12-23 | 1972-06-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-23 | 1975-12-23 | 1976-06-23 | $7700.00 | Window Closed / Lapsed |