Patent US3272927A successfully refreshed from Google Patents.
US3580746A
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Process for the modification of the mechanical characteristics of carbon steel wire
Assignee: TREFILERIES ET CABLERIES CHIERS-CHATILLON-GORCY Ste
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Filing: 1967-09-29
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Granted: 1971-05-25
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Expires: 1987-09-29
Abstract
Abstract THE INVENTION DEALS WITH A PROCESS FOR THE MODIFICATION OF THE MECHANICAL CHARACTERISTICS OF CARBON STEEL WIRE, CONSISTING OF THE FOLLOWING FIRST PATENTING, THEN COLD DEFORMING, AND FINALLY DEFORMING SAID WIRE AT A TEMPERATUR ABOVE THE AMBIENT TEMPERATURE BUT BELOW THE RECRYSTALLIZATION TEMPERATURE OF THE STEEL IN SAID WIRE, BY APPLYING TRANSVERSE FORCE TO SAID WIRE.
Inventors
- 👤 Isaac Behar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:32
CPC Classifications
B; B21; B21D; B21D3/00; B21D3/02; B21D3/05; B21C; B21C37/00; B21C37/04; B21C37/045; B21C37/047; B21C9/00; B21F; B21F1/00; B21F1/02; C; C21; C21D; C21D8/00; C21D8/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-05-24 | 1974-11-23 | 1975-05-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-05-24 | 1978-11-23 | 1979-05-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-05-24 | 1982-11-23 | 1983-05-25 | $7700.00 | Window Closed / Lapsed |