Patent US2623418A successfully refreshed from Google Patents.
US2623418A
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Method for making wrench sockets
Assignee: WRIGHT TOOL AND FORGE Co
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Filing: 1948-10-20
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Granted: 1952-12-30
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Expires: 1968-10-20
Abstract
No abstract record available.
Inventors
- 👤 Melvin F Vaughan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 09:21
CPC Classifications
B; B23; B23P; B23P15/00; B25; B25B; B25B13/00; B25B13/02; B25B13/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US305787A
Cited
US396013A
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US985283A
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US988092A
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US1191717A
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US1341436A
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US1416461A
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US1434128A
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US1471451A
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US1507362A
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US1958705A
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US2302115A
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US2457451A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-12-30 | 1956-06-30 | 1956-12-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-12-30 | 1960-06-30 | 1960-12-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-12-30 | 1964-06-30 | 1964-12-30 | $7700.00 | Window Closed / Lapsed |