US2032598A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic electrically operated lathe for multiple diameter turning
Assignee: Pratt and Whitney Co Inc
•
Filing: 1934-06-16
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Granted: 1936-03-03
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Expires: 1954-06-16
Abstract
No abstract record available.
Inventors
- 👤 Robert D Shaw
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:45
CPC Classifications
B; B23; B23Q; B23Q15/00; Y; Y10; Y10T; Y10T29/00; Y10T29/51; Y10T29/5179; Y10T82/00; Y10T82/25; Y10T82/2531; Y10T82/2533; Y10T82/2535; Y10T82/2572; Y10T82/2574; Y10T82/2577
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) | 1939-03-03 | 1939-09-02 | 1940-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1943-03-03 | 1943-09-02 | 1944-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1947-03-03 | 1947-09-02 | 1948-03-03 | $7700.00 | Window Closed / Lapsed |