US2424649A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stapling machine
Assignee: SPEED PRODUCTS CO Inc
•
Filing: 1937-06-07
•
Granted: 1947-07-29
•
Expires: 1957-06-07
Abstract
No abstract record available.
Inventors
- 👤 Stephen A Crosby
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 14:19
CPC Classifications
B; B25; B25C; B25C5/00; B25C5/16; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20576; Y10T74/20732; Y10T74/20876
Claims Analysis
Total Claims: 0
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US2073959A
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US2028350A
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US2073819A
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US2117743A
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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) | 1950-07-28 | 1951-01-27 | 1951-07-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-07-28 | 1955-01-27 | 1955-07-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-07-28 | 1959-01-27 | 1959-07-29 | $7700.00 | Window Closed / Lapsed |