Patent US2227185A successfully refreshed from Google Patents.
US2227185A
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US
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Notching machine
Assignee: GOLDSMITH
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Filing: 1940-06-03
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Granted: 1940-12-31
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Expires: 1960-06-03
Abstract
No abstract record available.
Inventors
- 👤 William M Goldsmith
- 👤 William H Kappes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:40
CPC Classifications
B; B23; B23D; B23D21/00; B23D21/02; Y; Y10; Y10S; Y10S83/00; Y10S83/917; Y10T; Y10T83/00; Y10T83/748; Y10T83/7593; Y10T83/7667; Y10T83/869; Y10T83/8776; Y10T83/8785
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) | 1943-12-31 | 1944-07-01 | 1944-12-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-12-31 | 1948-07-01 | 1948-12-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-12-31 | 1952-07-01 | 1952-12-31 | $7700.00 | Window Closed / Lapsed |