US1754256A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Engraving machine
Assignee: FIRM FRIEDRICH DECKEL FABRIK F
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Filing: 1923-12-04
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Granted: 1930-04-15
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Expires: 1943-12-04
Abstract
No abstract record available.
Inventors
- 👤 Braren Lorenz Konrad
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 03:39
CPC Classifications
B; B44; B44B; B44B3/00; B44B3/001; B44B3/002; B23; B23Q; B23Q35/00; B23Q35/04; B23Q35/08; B23Q35/20; Y; Y10; Y10T; Y10T409/00; Y10T409/30; Y10T409/30084; Y10T409/301176; Y10T409/301232; Y10T409/301288; Y10T409/308624
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) | 1933-04-14 | 1933-10-14 | 1934-04-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1937-04-14 | 1937-10-14 | 1938-04-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1941-04-14 | 1941-10-14 | 1942-04-15 | $7700.00 | Window Closed / Lapsed |