US2808598A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Screw thread cutting lathe
Assignee: Individual
•
Filing: 1955-10-26
•
Granted: 1957-10-08
•
Expires: 1975-10-26
Abstract
No abstract record available.
Inventors
- 👤 Mannaioni Righetto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 17:59
CPC Classifications
B; B23; B23Q; B23Q16/00; B23Q16/003; B23G; B23G1/00; B23G1/02; B23G1/04; Y; Y10; Y10T; Y10T82/00; Y10T82/20; Y10T82/25; Y10T82/2531; Y10T82/2541; Y10T82/2545
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-10-07 | 1961-04-08 | 1961-10-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-10-07 | 1965-04-08 | 1965-10-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-10-07 | 1969-04-08 | 1969-10-08 | $7700.00 | Window Closed / Lapsed |