US2575945A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine tool positioning mechanism
Assignee: Individual
•
Filing: 1947-06-21
•
Granted: 1951-11-20
•
Expires: 1967-06-21
Abstract
No abstract record available.
Inventors
- 👤 Vlieg Charles B De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:10
CPC Classifications
B; B23; B23Q; B23Q16/00; B23Q16/001; Y; Y10; Y10T; Y10T408/00; Y10T408/55; Y10T409/00; Y10T409/30; Y10T409/304536
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1023184A
Cited
US1273235A
Cited
US1660435A
Cited
US1785395A
Cited
US2167189A
Cited
US2283338A
Cited
US2369223A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-11-19 | 1955-05-21 | 1955-11-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-11-19 | 1959-05-21 | 1959-11-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-11-19 | 1963-05-21 | 1963-11-20 | $7700.00 | Window Closed / Lapsed |