Patent US3049952A successfully refreshed from Google Patents.
US3049952A
Expired / Lapsed
US
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Multi-purpose wrench
Assignee: Individual
•
Filing: 1960-03-21
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Granted: 1962-08-21
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Expires: 1980-03-21
Abstract
No abstract record available.
Inventors
- 👤 Walter L Wrigley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 05:30
CPC Classifications
B; B25; B25B; B25B27/00; B25B27/14; B25B27/143; B25B13/00; B25B13/02; B25B13/06; B25B15/00; B25B15/001; B25B15/004; B25B15/008
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-08-20 | 1966-02-19 | 1966-08-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-20 | 1970-02-19 | 1970-08-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-20 | 1974-02-19 | 1974-08-21 | $7700.00 | Window Closed / Lapsed |