US2814964A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Contour boring and turning machine
Assignee: Individual
•
Filing: 1953-05-04
•
Granted: 1957-12-03
•
Expires: 1973-05-04
Abstract
No abstract record available.
Inventors
- 👤 Carl H Werth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 05:10
CPC Classifications
B; B23; B23B; B23B29/00; B23B29/03; B23B29/034; B23B29/03432; B23B29/03489; B23B29/03492; B23Q; B23Q35/00; B23Q35/04; B23Q35/08; B23Q35/10; B23Q35/101; B23Q35/105; Y; Y10; Y10T; Y10T409/00; Y10T409/30; Y10T409/306664; Y10T409/306776; Y10T409/307056; Y10T409/307112; Y10T74/00; Y10T74/21; Y10T74/2101; Y10T74/2107; Y10T82/00; Y10T82/14; Y10T82/141; Y10T82/25; Y10T82/2511; Y10T82/2527
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1109387A
Cited
US2127792A
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US2395121A
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US2641146A
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US2486977A
Cited
CH264680A
Cited
US2593124A
Cited
US2651832A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-12-02 | 1961-06-03 | 1961-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-12-02 | 1965-06-03 | 1965-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-12-02 | 1969-06-03 | 1969-12-03 | $7700.00 | Window Closed / Lapsed |