Patent FR2502736A1 successfully refreshed from Google Patents.
US3262157A
Expired / Lapsed
US
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Method and apparatus for manufacturing coiled fastener elements
Assignee: YKK Corp
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Filing: 1964-09-17
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Granted: 1966-07-26
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Expires: 1984-09-17
Abstract
No abstract record available.
Inventors
- 👤 Fujisaki Yoshinori
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 14:16
CPC Classifications
B; B29; B29D; B29D5/00; B29D5/06; Y; Y10; Y10T; Y10T24/00; Y10T24/25; Y10T24/2518
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
87 words
AN APPARATUS FOR MANUFACTURING COILED CONTINUOUS FASTENER ELEMENTS FROM A WIRE OF THERMOPLASTIC MATERIAL COMPRISING ROD MEANS FOR COILING A WIRE OF THERMOPLASTIC MATERIAL THEREABOUT, A PAIR OF ROTATABLE SCREW MEANS HAVING A SUBSTANTIALLY SAME PITCH AND DISPOSED ON OPPOSITE SIDES OF SAID ROD MEANS IN CLOSELY JUXTAPOSED PARALLEL RELATION THEREWITH, SAID SCREW MEANS BEING OPERATIVE TO FEED THE WIRE COILED ABOUT SAID ROD MEANS WHILE RECTIFYING THE SHAPE OF THE COILED WIRE, SAID ROD MEANS BEING SO SHAPED THAT THE DIAMETER OF A PORTION THEREOF ABOUT
Claim 2
Independent Claim
87 words
AN APPARATUS FOR MANUFACTURING COILED CONTINUOUS FASTENER ELEMENTS FROM A WIRE OF THERMOPLASTIC MATERIAL COMPRISING ROD MEANS FOR COILING A WIRE OF THERMOPLASTIC MATERIAL THEREABOUT, A PAIR OF ROTATABLE SCREW MEANS HAVING A SUBSTANTIALLY SAME PITCH AND DISPOSED ON OPPOSITE SIDES OF SAID ROD MEANS IN CLOSELY JUXTAPOSED PARALLEL RELATION THEREWITH, SAID SCREW MEANS BEING OPERATIVE TO FEED THE WIRE COILED ABOUT SAID ROD MEANS WHILE RECTIFYING THE SHAPE OF THE COILED WIRE, SAID ROD MEANS BEING SO SHAPED THAT THE DIAMETER OF A PORTION THEREOF ABOUT
References Cited (Backward Citations)
US2514728A
Cited
US2878514A
Cited
US2980959A
Cited
US3035307A
Cited
CH379109A
Cited
US3137037A
Cited
US3183698A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-07-25 | 1970-01-24 | 1970-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-25 | 1974-01-24 | 1974-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-25 | 1978-01-24 | 1978-07-26 | $7700.00 | Window Closed / Lapsed |