US2925747A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine tools
Assignee: Kearney and Trecker Corp
•
Filing: 1954-05-17
•
Granted: 1960-02-23
•
Expires: 1974-05-17
Abstract
No abstract record available.
Inventors
- 👤 Joseph B Armitage
- 👤 John B Lukey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 03:10
CPC Classifications
B; B23; B23Q; B23Q11/00; B23Q11/0032; B23Q11/0035; Y; Y10; Y10T; Y10T408/00; Y10T408/47; Y10T408/482; Y10T408/65; Y10T408/665; Y10T409/00; Y10T409/30; Y10T409/304312
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1788761A
Cited
US1802148A
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US2141645A
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US2233822A
Cited
US2213000A
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US2232637A
Cited
US2267238A
Cited
US2310878A
Cited
US2262512A
Cited
US2307975A
Cited
GB564825A
Cited
US2688937A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-02-22 | 1963-08-24 | 1964-02-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-02-22 | 1967-08-24 | 1968-02-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-02-22 | 1971-08-24 | 1972-02-23 | $7700.00 | Window Closed / Lapsed |