Patent US2547345A successfully refreshed from Google Patents.
US2547345A
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US
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Apparatus for attaching and detaching machine parts
Assignee: INTERNAT TOOL CORP
•
Filing: 1948-08-16
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Granted: 1951-04-03
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Expires: 1968-08-16
Abstract
No abstract record available.
Inventors
- 👤 Edwin E Skilling
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 23:48
CPC Classifications
B; B25; B25B; B25B27/00; B25B27/02; B25B27/026; B25B27/06; B25B27/064; Y; Y10; Y10T; Y10T29/00; Y10T29/53; Y10T29/53796; Y10T29/5383
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1710835A
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US1828874A
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US1847604A
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US2075235A
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US2194594A
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US2165285A
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US2238424A
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US2252036A
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US2430201A
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US2421324A
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US2421276A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-04-02 | 1954-10-02 | 1955-04-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-04-02 | 1958-10-02 | 1959-04-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-04-02 | 1962-10-02 | 1963-04-03 | $7700.00 | Window Closed / Lapsed |