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US2485065A Expired / Lapsed US ⏱️ 0.0 years remaining

Method of recessing the sinkhead of ingots and the like

Assignee: American Steel and Wire Company of New Jersey
•
Filing: 1946-11-27
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Granted: 1949-10-18
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Expires: 1966-11-27
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Abstract

No abstract record available.

Inventors

  • 👤 Martin S Papazian

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-22 20:40
CPC Classifications
B; B22; B22D; B22D7/00; B22D7/06; B22D7/10

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US1749723A Cited
US1994683A Cited
US2341589A Cited
US2390500A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1952-10-17 1953-04-18 1953-10-18 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1956-10-17 1957-04-18 1957-10-18 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1960-10-17 1961-04-18 1961-10-18 $7700.00 Window Closed / Lapsed

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