US2898781A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power indexing arrangement for side head tool block
Assignee: American Steel Foundries
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Filing: 1957-10-22
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Granted: 1959-08-11
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Expires: 1977-10-22
Abstract
No abstract record available.
Inventors
- 👤 Walter T Hake
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 19:09
CPC Classifications
B; B23; B23Q; B23Q16/00; B23Q16/02; B23Q16/08; B23Q16/10; B23Q16/102; Y; Y10; Y10T; Y10T409/00; Y10T409/50; Y10T409/504756; Y10T409/506232; Y10T409/506396; Y10T74/00; Y10T74/14; Y10T74/1418; Y10T74/1424; Y10T74/1441
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2384809A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-08-10 | 1963-02-09 | 1963-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-08-10 | 1967-02-09 | 1967-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-08-10 | 1971-02-09 | 1971-08-11 | $7700.00 | Window Closed / Lapsed |