US2678443A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fastener-applying implement
Assignee: Bostitch Inc
•
Filing: 1947-03-13
•
Granted: 1954-05-18
•
Expires: 1967-03-13
Abstract
No abstract record available.
Inventors
- 👤 Charles M Lindstrom
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:12
CPC Classifications
B; B25; B25B; B25B27/00; B25B27/14; B25B27/146; Y; Y10; Y10T; Y10T29/00; Y10T29/53; Y10T29/53478; Y10T29/53487; Y10T29/53513; Y10T29/53709; Y10T29/53783
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1959888A
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US2055257A
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US2040647A
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US2328839A
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US2183978A
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US2279624A
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US2355807A
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US2409049A
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US2461165A
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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) | 1957-05-17 | 1957-11-16 | 1958-05-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-05-17 | 1961-11-16 | 1962-05-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-05-17 | 1965-11-16 | 1966-05-18 | $7700.00 | Window Closed / Lapsed |