US2352132A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Double-acting planer head
Assignee: Individual
•
Filing: 1943-07-27
•
Granted: 1944-06-20
•
Expires: 1963-07-27
Abstract
No abstract record available.
Inventors
- 👤 Charles E Southwell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 12:59
CPC Classifications
B; B23; B23D; B23D13/00; B23D13/005; Y; Y10; Y10T; Y10T409/00; Y10T409/50; Y10T409/509348; Y10T409/509512
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1947-06-20 | 1947-12-20 | 1948-06-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1951-06-20 | 1951-12-20 | 1952-06-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1955-06-20 | 1955-12-20 | 1956-06-20 | $7700.00 | Window Closed / Lapsed |