US2706544A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine tool drive
Assignee: Warner and Swasey Co
•
Filing: 1950-06-30
•
Granted: 1955-04-19
•
Expires: 1970-06-30
Abstract
No abstract record available.
Inventors
- 👤 Ralph H Schuman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 09:17
CPC Classifications
B; B23; B23Q; B23Q5/00; B23Q5/02; B23Q5/04; B23Q5/10; Y; Y10; Y10T; Y10T279/00; Y10T279/20; Y10T279/34; Y10T279/3431; Y10T279/3437; Y10T74/00; Y10T74/19; Y10T74/19219; Y10T74/19242; Y10T74/19377; Y10T74/19414; Y10T74/1947; Y10T74/19474; Y10T74/19479; Y10T82/00; Y10T82/19
Claims Analysis
Total Claims: 0
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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) | 1958-04-18 | 1958-10-18 | 1959-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-04-18 | 1962-10-18 | 1963-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-04-18 | 1966-10-18 | 1967-04-19 | $7700.00 | Window Closed / Lapsed |