Patent US2539395A successfully refreshed from Google Patents.
US2845158A
Expired / Lapsed
US
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Clutch for hand tool
Assignee: I L HARTENBERG
•
Filing: 1952-04-22
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Granted: 1958-07-29
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Expires: 1972-04-22
Abstract
No abstract record available.
Inventors
- 👤 Porter S Morgan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 04:43
CPC Classifications
G; G05; G05G; G05G7/00; G05G7/02; G05G7/06; B; B25; B25B; B25B15/00; B25B15/02; B25B15/04; F; F16; F16D; F16D41/00; F16D41/06; F16D41/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1573464A
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US1878053A
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US2089121A
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US2225278A
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US2108344A
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US2253168A
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US2522966A
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US2594669A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-07-28 | 1962-01-27 | 1962-07-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-07-28 | 1966-01-27 | 1966-07-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-07-28 | 1970-01-27 | 1970-07-29 | $7700.00 | Window Closed / Lapsed |