US2693065A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combined working and measuring device for manufacturing plate surfaces of unusual large dimensions and very high quality in any desired position of the plate
Assignee: CENTRAL TRUST CO
•
Filing: 1951-01-26
•
Granted: 1954-11-02
•
Expires: 1971-01-26
Abstract
No abstract record available.
Inventors
- 👤 Ferdinand M Mirus
- 👤 Robert F Reckman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 15:24
CPC Classifications
B; B24; B24B; B24B13/00; B24B13/015; B24B7/00; B24B7/20; B24B7/22; B24B7/24
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) | 1957-11-01 | 1958-05-03 | 1958-11-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-11-01 | 1962-05-03 | 1962-11-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-11-01 | 1966-05-03 | 1966-11-02 | $7700.00 | Window Closed / Lapsed |