US2273624A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for removing weld flash from sheet metal
Assignee: MCLOUTH STEEL CORP
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Filing: 1939-07-17
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Granted: 1942-02-17
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Expires: 1959-07-17
Abstract
No abstract record available.
Inventors
- 👤 Rolla G Campbell
- 👤 Donald B Mclouth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 09:17
CPC Classifications
B; B23; B23D; B23D79/00; B23D79/02; Y; Y10; Y10T; Y10T407/00; Y10T407/19; Y10T407/1906; Y10T407/1908; Y10T409/00; Y10T409/30; Y10T409/3042; Y10T409/304256; Y10T409/306664; Y10T409/307784
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) | 1945-02-16 | 1945-08-18 | 1946-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-02-16 | 1949-08-18 | 1950-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-02-16 | 1953-08-18 | 1954-02-17 | $7700.00 | Window Closed / Lapsed |