US2584611A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Alignment mandrel
Assignee: Micromatic Hone Corp
•
Filing: 1946-09-19
•
Granted: 1952-02-05
•
Expires: 1966-09-19
Abstract
No abstract record available.
Inventors
- 👤 Douglas T Peden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 20:03
CPC Classifications
B; B23; B23B; B23B31/00; B23B31/02; B23B31/10; B23B31/117; B23B31/1175; Y; Y10; Y10T; Y10T29/00; Y10T29/53; Y10T29/53657; Y10T29/53904
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1454350A
Cited
US1654736A
Cited
US1708141A
Cited
US1808288A
Cited
US2021259A
Cited
US2176816A
Cited
US2120113A
Cited
US2252299A
Cited
US2446661A
Cited
US2450727A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-02-04 | 1955-08-06 | 1956-02-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-02-04 | 1959-08-06 | 1960-02-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-02-04 | 1963-08-06 | 1964-02-05 | $7700.00 | Window Closed / Lapsed |