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Patent US2720296A successfully refreshed from Google Patents.
US2720296A
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Ratchet tools
Assignee: AMALITE Inc
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Filing: 1952-02-28
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Granted: 1955-10-11
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Expires: 1972-02-28
Abstract
No abstract record available.
Inventors
- 👤 Briglia Anton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 11:42
CPC Classifications
B; B25; B25B; B25B15/00; B25B15/02; B25B15/04; B25B13/00; B25B13/46; B25B13/461; B25B13/462; B25B13/463; B25B13/468
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US386261A
Cited
US391880A
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US666512A
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US814528A
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US855292A
Cited
US1011782A
Cited
US1503047A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-10-10 | 1959-04-11 | 1959-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-10-10 | 1963-04-11 | 1963-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-10-10 | 1967-04-11 | 1967-10-11 | $7700.00 | Window Closed / Lapsed |