US2663203A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Deburring, chamfering, and countersinking tool
Assignee: Individual
•
Filing: 1952-02-12
•
Granted: 1953-12-22
•
Expires: 1972-02-12
Abstract
No abstract record available.
Inventors
- 👤 Fried Armin
- 👤 Joseph W Fried
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 02:08
CPC Classifications
B; B23; B23B; B23B51/00; B23B51/08; B23B51/10; B23B51/102; Y; Y10; Y10T; Y10T408/00; Y10T408/55; Y10T408/83; Y10T408/85; Y10T408/858; Y10T408/8583
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1568056A
Cited
US2437822A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-12-21 | 1957-06-22 | 1957-12-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-12-21 | 1961-06-22 | 1961-12-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-12-21 | 1965-06-22 | 1965-12-22 | $7700.00 | Window Closed / Lapsed |