US2369947A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Type slug end cutter
Assignee: Individual
•
Filing: 1941-10-31
•
Granted: 1945-02-20
•
Expires: 1961-10-31
Abstract
No abstract record available.
Inventors
- 👤 Charles W Curle
- 👤 Theodore C Curle
- 👤 Ray F Newton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 08:15
CPC Classifications
B; B41; B41B; B41B5/00; B41B5/08; Y; Y10; Y10T; Y10T83/00; Y10T83/202; Y10T83/2033; Y10T83/2037; Y10T83/2057; Y10T83/2061; Y10T83/647; Y10T83/654
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) | 1948-02-20 | 1948-08-21 | 1949-02-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-02-20 | 1952-08-21 | 1953-02-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-02-20 | 1956-08-21 | 1957-02-20 | $7700.00 | Window Closed / Lapsed |