Patent US2383050A successfully refreshed from Google Patents.
US2383050A
Expired / Lapsed
US
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Multiple operation toolhead
Assignee: Ex-Cell-O Corp
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Filing: 1943-06-09
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Granted: 1945-08-21
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Expires: 1963-06-09
Abstract
No abstract record available.
Inventors
- 👤 Esson Gordon Forbes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:12
CPC Classifications
B; B23; B23B; B23B29/00; B23B29/03; B23B29/034; B23B29/03432; B23B29/03489; B23B29/03496; B23B51/00; B23B51/10; B23B51/106; Y; Y10; Y10T; Y10T82/00; Y10T82/12; Y10T82/125; Y10T82/25; Y10T82/2529
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) | 1948-08-20 | 1949-02-19 | 1949-08-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-08-20 | 1953-02-19 | 1953-08-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-08-20 | 1957-02-19 | 1957-08-21 | $7700.00 | Window Closed / Lapsed |