US2670796A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for cutting strip
Assignee: United States Steel Corp
•
Filing: 1951-01-10
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Granted: 1954-03-02
•
Expires: 1971-01-10
Abstract
No abstract record available.
Inventors
- 👤 Howard S Orr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:41
CPC Classifications
B; B23; B23D; B23D36/00; B23D36/0008; B23D36/0033; B23D36/0041; B23D25/00; B23D25/12; Y; Y10; Y10T; Y10T83/00; Y10T83/465; Y10T83/4705; Y10T83/4737; Y10T83/4766; Y10T83/4795; Y10T83/4818
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2180202A
Cited
US2410555A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-03-01 | 1957-08-31 | 1958-03-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-01 | 1961-08-31 | 1962-03-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-01 | 1965-08-31 | 1966-03-02 | $7700.00 | Window Closed / Lapsed |