Patent US2388355A successfully refreshed from Google Patents.
US2388355A
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Machine for shaping fasteners
Assignee: DONNA WINIFRED FETHER
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Filing: 1943-12-16
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Granted: 1945-11-06
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Expires: 1963-12-16
Abstract
No abstract record available.
Inventors
- 👤 Donald W Fether
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 20:59
CPC Classifications
B; B23; B23Q; B23Q7/00; B23Q7/10; B23Q7/106; B23B; B23B3/00; B23B3/22; B23B3/26; Y; Y10; Y10S; Y10S29/00; Y10S29/068; Y10S29/102; Y10T; Y10T82/00; Y10T82/25; Y10T82/2514; Y10T82/2516
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) | 1948-11-05 | 1949-05-07 | 1949-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-11-05 | 1953-05-07 | 1953-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-11-05 | 1957-05-07 | 1957-11-06 | $7700.00 | Window Closed / Lapsed |