US2242445A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine tool transmission and control mechanism
Assignee: Kearney and Trecker Corp
•
Filing: 1937-02-19
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Granted: 1941-05-20
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Expires: 1957-02-19
Abstract
No abstract record available.
Inventors
- 👤 Joseph B Armitage
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 09:18
CPC Classifications
B; B23; B23Q; B23Q5/00; B23Q5/02; B23Q5/04; B23Q5/12; B23Q5/14; B23Q5/145; Y; Y10; Y10T; Y10T409/00; Y10T409/30; Y10T409/30784; Y10T409/307952; Y10T409/309296; Y10T74/00; Y10T74/19; Y10T74/19219; Y10T74/19242
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) | 1944-05-19 | 1944-11-18 | 1945-05-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1948-05-19 | 1948-11-18 | 1949-05-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1952-05-19 | 1952-11-18 | 1953-05-20 | $7700.00 | Window Closed / Lapsed |