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US2565154A
Expired / Lapsed
US
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Open-end ratchet wrench
Assignee: Individual
•
Filing: 1948-09-20
•
Granted: 1951-08-21
•
Expires: 1968-09-20
Abstract
No abstract record available.
Inventors
- 👤 Albert F Wedvik
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:58
CPC Classifications
B; B25; B25B; B25B13/00; B25B13/46
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US577770A
Cited
US1308440A
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US1320668A
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US892503A
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US879155A
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US1163407A
Cited
US1512180A
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US1557864A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-08-20 | 1955-02-19 | 1955-08-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-08-20 | 1959-02-19 | 1959-08-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-08-20 | 1963-02-19 | 1963-08-21 | $7700.00 | Window Closed / Lapsed |