US2627658A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Engraving machine
Assignee: Individual
•
Filing: 1947-04-03
•
Granted: 1953-02-10
•
Expires: 1967-04-03
Abstract
No abstract record available.
Inventors
- 👤 Edwin T Green
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 08:42
CPC Classifications
B; B44; B44B; B44B3/00; B44B3/001; B44B3/002; Y; Y10; Y10T; Y10T409/00; Y10T409/30; Y10T409/30084; Y10T409/301176; Y10T409/301232
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2001004A
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US695069A
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US839177A
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US1069652A
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US1235668A
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US1795296A
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US1899775A
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DE487134C
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US2156269A
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US2240825A
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US2344849A
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US2282473A
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US2426156A
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US2497013A
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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) | 1956-02-10 | 1956-08-11 | 1957-02-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-02-10 | 1960-08-11 | 1961-02-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-02-10 | 1964-08-11 | 1965-02-10 | $7700.00 | Window Closed / Lapsed |