US2669889A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chip breaking device
Assignee: Individual
•
Filing: 1953-04-01
•
Granted: 1954-02-23
•
Expires: 1973-04-01
Abstract
No abstract record available.
Inventors
- 👤 Huller Adolf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:37
CPC Classifications
B; B23; B23B; B23B47/00; B23B47/34; Y; Y10; Y10S; Y10S408/00; Y10S408/71; Y10T; Y10T408/00; Y10T408/23; Y10T408/34; Y10T408/55; Y10T408/569
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-02-22 | 1957-08-24 | 1958-02-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-02-22 | 1961-08-24 | 1962-02-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-02-22 | 1965-08-24 | 1966-02-23 | $7700.00 | Window Closed / Lapsed |