US2712253A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Forming and shearing tools
Assignee: Individual
•
Filing: 1953-01-02
•
Granted: 1955-07-05
•
Expires: 1973-01-02
Abstract
No abstract record available.
Inventors
- 👤 Sr George S Kontra
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:26
CPC Classifications
B; B25; B25B; B25B7/00; B25B7/12; B25B7/123; H; H01; H01R; H01R43/00; H01R43/04; H01R43/042
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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FR565478A
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US2369180A
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US2368906A
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US2627769A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-07-04 | 1959-01-03 | 1959-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-07-04 | 1963-01-03 | 1963-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-07-04 | 1967-01-03 | 1967-07-05 | $7700.00 | Window Closed / Lapsed |