Patent US2628520A successfully refreshed from Google Patents.
US2628520A
Expired / Lapsed
US
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Machine for assembling a workpiece on another part
Assignee: DETROIT POWER SCREWDRIVER Co
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Filing: 1952-05-08
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Granted: 1953-02-17
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Expires: 1972-05-08
Abstract
No abstract record available.
Inventors
- 👤 Roy W Bailey
- 👤 John T Faull
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 10:31
CPC Classifications
B; B23; B23P; B23P19/00; B23P19/04; B23P19/06; Y; Y10; Y10T; Y10T408/00; Y10T408/16; Y10T408/17; Y10T408/172; Y10T408/52
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-02-17 | 1956-08-18 | 1957-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-02-17 | 1960-08-18 | 1961-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-02-17 | 1964-08-18 | 1965-02-17 | $7700.00 | Window Closed / Lapsed |