Patent US2356038A successfully refreshed from Google Patents.
US2356038A
Expired / Lapsed
US
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Machine for cutting rings from cylindrical tubing
Assignee: Individual
•
Filing: 1941-11-14
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Granted: 1944-08-15
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Expires: 1961-11-14
Abstract
No abstract record available.
Inventors
- 👤 Herbert E Edwards
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:03
CPC Classifications
B; B27; B27B; B27B5/00; B27B5/29; B27B5/30; B27B5/34; B23; B23D; B23D45/00; B23D45/10; B23D47/00; B23D47/04; B23D47/045; B23D47/047; Y; Y10; Y10T; Y10T82/00; Y10T82/16; Y10T82/16426; Y10T82/16655; Y10T82/16771
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) | 1947-08-15 | 1948-02-14 | 1948-08-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1951-08-15 | 1952-02-14 | 1952-08-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1955-08-15 | 1956-02-14 | 1956-08-15 | $7700.00 | Window Closed / Lapsed |