US2337223A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine tool transmission and control mechanism
Assignee: Kearney and Trecker Corp
•
Filing: 1937-09-03
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Granted: 1943-12-21
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Expires: 1957-09-03
Abstract
No abstract record available.
Inventors
- 👤 Joseph B Armitage
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:35
CPC Classifications
B; B23; B23C; B23C9/00; Y; Y10; Y10T; Y10T408/00; Y10T408/65; Y10T408/675; Y10T408/6793; Y10T409/00; Y10T409/30; Y10T409/304536; Y10T409/304592; Y10T409/30784; Y10T409/307952; Y10T409/308232; Y10T74/00; Y10T74/19; Y10T74/1987; Y10T74/19893; Y10T74/19898; Y10T74/19902
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1946-12-20 | 1947-06-21 | 1947-12-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1950-12-20 | 1951-06-21 | 1951-12-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1954-12-20 | 1955-06-21 | 1955-12-21 | $7700.00 | Window Closed / Lapsed |