Patent US2684249A successfully refreshed from Google Patents.
US2684249A
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Toolhead and taper shank adapter
Assignee: Giddings and Lewis LLC
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Filing: 1950-11-30
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Granted: 1954-07-20
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Expires: 1970-11-30
Abstract
No abstract record available.
Inventors
- 👤 Raymond M Woytych
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:16
CPC Classifications
B; B23; B23B; B23B31/00; B23B31/02; B23B31/10; B23B31/107; B23B31/1075; B23B31/1077; B23B31/06; Y; Y10; Y10T; Y10T279/00; Y10T279/17; Y10T279/17761; Y10T279/17863; Y10T279/17888
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1166408A
Cited
US1298196A
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US1436573A
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US1802053A
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US1958817A
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US2338989A
Cited
US2485799A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-07-19 | 1958-01-18 | 1958-07-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-07-19 | 1962-01-18 | 1962-07-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-07-19 | 1966-01-18 | 1966-07-20 | $7700.00 | Window Closed / Lapsed |