US2671233A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine tool with automatically indexable rotary table
Assignee: AV Roe Canada Ltd
•
Filing: 1951-03-29
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Granted: 1954-03-09
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Expires: 1971-03-29
Abstract
No abstract record available.
Inventors
- 👤 Marchant Lawrence Edgar
- 👤 Farr Clifford Phoenix
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 14:21
CPC Classifications
B; B23; B23Q; B23Q35/00; B23Q35/02; B23B; B23B39/00; B23B39/006; B23Q16/00; B23Q16/02; B23Q16/022; B23Q16/025; C; C07; C07D; C07D311/00; C07D311/02; C07D311/04; C07D311/58; C07D311/70; C07D311/72; Y; Y10; Y10T; Y10T29/00; Y10T29/51; Y10T29/5124; Y10T29/5127; Y10T29/513; Y10T29/519; Y10T408/00; Y10T408/08; Y10T408/16; Y10T408/17; Y10T408/173; Y10T408/175; Y10T408/36; Y10T408/38; Y10T408/3806; Y10T408/3809; Y10T408/381; Y10T409/00; Y10T409/30; Y10T409/304536; Y10T409/305544; Y10T409/305656; Y10T409/30868; Y10T409/308792; Y10T74/00; Y10T74/14; Y10T74/1418; Y10T74/1424
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1911025A
Cited
US1906387A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-03-08 | 1957-09-07 | 1958-03-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-08 | 1961-09-07 | 1962-03-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-08 | 1965-09-07 | 1966-03-09 | $7700.00 | Window Closed / Lapsed |