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Patent US2863210A successfully refreshed from Google Patents.
US2863210A
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US
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Locking devices
Assignee: Mccrosky Tool Corp
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Filing: 1952-07-30
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Granted: 1958-12-09
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Expires: 1972-07-30
Abstract
No abstract record available.
Inventors
- 👤 Charles D Tucker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 00:08
CPC Classifications
B; B23; B23C; B23C5/00; B23C5/16; B23C5/20; B23C5/22; B23C5/24; B23C5/2468; Y; Y10; Y10T; Y10T407/00; Y10T407/19; Y10T407/1906; Y10T407/1928; Y10T407/193; Y10T407/1934; Y10T407/1938
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US171898A
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US200219A
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US994264A
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FR473202A
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US1549634A
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US1642185A
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US1951101A
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US2331555A
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US2485324A
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US2547789A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-12-08 | 1962-06-09 | 1962-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-08 | 1966-06-09 | 1966-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-08 | 1970-06-09 | 1970-12-09 | $7700.00 | Window Closed / Lapsed |