US2233232A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Internal gripping device for smooth bore ferrules
Assignee: Crane Packing Co
•
Filing: 1939-04-26
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Granted: 1941-02-25
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Expires: 1959-04-26
Abstract
No abstract record available.
Inventors
- 👤 Wilkinson Francis Clarn Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 18:58
CPC Classifications
B; B25; B25B; B25B13/00; B25B13/48; B25B13/50; B25B13/54; B25B27/00; B25B27/14; B25B27/143; B25B5/00; B25B5/06; B25B5/08; B25B5/14; B25B5/147; Y; Y10; Y10T; Y10T29/00; Y10T29/53; Y10T29/53987
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) | 1944-02-25 | 1944-08-26 | 1945-02-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1948-02-25 | 1948-08-26 | 1949-02-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1952-02-25 | 1952-08-26 | 1953-02-25 | $7700.00 | Window Closed / Lapsed |