Patent US2501238A successfully refreshed from Google Patents.
US2501238A
Expired / Lapsed
US
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Plier-type article-holding clamp having a spring-pressed jaw
Assignee: LAPEER Manufacturing CO
•
Filing: 1944-01-24
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Granted: 1950-03-21
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Expires: 1964-01-24
Abstract
No abstract record available.
Inventors
- 👤 Herschel B Sarsgard
- 👤 George M Allder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 12:21
CPC Classifications
B; B25; B25B; B25B5/00; B25B5/06; B25B5/12
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-03-20 | 1953-09-19 | 1954-03-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-03-20 | 1957-09-19 | 1958-03-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-03-20 | 1961-09-19 | 1962-03-21 | $7700.00 | Window Closed / Lapsed |