US2805179A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric cable
Assignee: Balfour Beatty PLC
•
Filing: 1953-05-05
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Granted: 1957-09-03
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Expires: 1973-05-05
Abstract
No abstract record available.
Inventors
- 👤 Burr Harvey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 15:10
CPC Classifications
H; H01; H01B; H01B13/00; H01B13/06; H01B13/18; H01B13/20; H01B13/206; B; B29; B29C; B29C53/00; B29C53/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
72 words
APPARATUS FOR APPLYING A FLAT THERMOPLASTIC STRIP ABOUT A LONGITUDINALLY ADVANCING WIRE AS AN OPEN-TURN HELICAL FIN IN CONTACT WITH, AND EXTENDING RADIALLY FROM, THE WIRE, COMPRISING A MOULD CO-AXIAL WITH AND ROTATABLE ABOUT THE PATH OF THE WIRE, AXIALLY SEPARATED PARTS OF SAID MOULD EXTENDING HELICALLY TO DEFINE BETWEEN THEM A HELICAL PASSAGE WHICH IS OPEN THROUGHOUT THE LENGTH OF THE MOULD TO THE PATH OF THE WIRE AND PROVIDING OPPOSED
Claim 2
Dependent Claim
72 words
APPARATUS FOR APPLYING A FLAT THERMOPLASTIC STRIP ABOUT A LONGITUDINALLY ADVANCING WIRE AS AN OPEN-TURN HELICAL FIN IN CONTACT WITH, AND EXTENDING RADIALLY FROM, THE WIRE, COMPRISING A MOULD CO-AXIAL WITH AND ROTATABLE ABOUT THE PATH OF THE WIRE, AXIALLY SEPARATED PARTS OF SAID MOULD EXTENDING HELICALLY TO DEFINE BETWEEN THEM A HELICAL PASSAGE WHICH IS OPEN THROUGHOUT THE LENGTH OF THE MOULD TO THE PATH OF THE WIRE AND PROVIDING OPPOSED
References Cited (Backward Citations)
FR575745A
Cited
US1996951A
Cited
US2065561A
Cited
US2446057A
Cited
US2465482A
Cited
US2566846A
Cited
US2610607A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-09-02 | 1961-03-04 | 1961-09-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-09-02 | 1965-03-04 | 1965-09-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-09-02 | 1969-03-04 | 1969-09-03 | $7700.00 | Window Closed / Lapsed |