US2637236A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liner for the jaw faces of pipe wrenches
Assignee: Somerset Machine & Tool Co Inc
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Filing: 1952-03-19
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Granted: 1953-05-05
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Expires: 1972-03-19
Abstract
No abstract record available.
Inventors
- 👤 Vergnani Evo
- 👤 Stanley E Vergnani
- 👤 Milton H Vergnani
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:58
CPC Classifications
B; B25; B25B; B25B13/00; B25B13/10; B25B13/28; B25B13/34; B25B13/40; B25B13/48; B25B13/50; B25B13/5008; B25B13/5016; B25B13/5025; B25B13/5041; B25B13/505; B25B7/00; B25B7/02; B25B7/04; B25B7/12; B25B7/123
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) | 1956-05-04 | 1956-11-03 | 1957-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-05-04 | 1960-11-03 | 1961-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-05-04 | 1964-11-03 | 1965-05-05 | $7700.00 | Window Closed / Lapsed |