US2497842A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine tool transmission and control mechanism
Assignee: Kearney and Trecker Corp
•
Filing: 1944-01-22
•
Granted: 1950-02-14
•
Expires: 1964-01-22
Abstract
No abstract record available.
Inventors
- 👤 Joseph B Armitage
- 👤 Theodore F Eserkaln
- 👤 Theodore A Wetzel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 10:07
CPC Classifications
B; B23; B23Q; B23Q5/00; B23Q5/02; B23Q5/04; B23Q2705/00; B23Q2705/02; B23Q2705/026; Y; Y10; Y10T; Y10T409/00; Y10T409/30; Y10T409/309184
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1849847A
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US1828564A
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US2070808A
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US2164884A
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US2068840A
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US2217938A
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US2224107A
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US2345171A
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US2349595A
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US2363934A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-02-13 | 1953-08-15 | 1954-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-02-13 | 1957-08-15 | 1958-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-02-13 | 1961-08-15 | 1962-02-14 | $7700.00 | Window Closed / Lapsed |