US3027920A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wire bending apparatus
Assignee: CEDAR RAPIDS BLOCK Co
•
Filing: 1957-03-27
•
Granted: 1962-04-03
•
Expires: 1977-03-27
Abstract
No abstract record available.
Inventors
- 👤 Matthew H Payne
- 👤 Byard D Simpson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 16:03
CPC Classifications
B; B21; B21F; B21F27/00; B21F27/12; B21F27/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1764831A
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US1959853A
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US2495885A
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US2467740A
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US2652877A
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US2722242A
Cited
US2698033A
Cited
US2792852A
Cited
US2765468A
Cited
GB745022A
Cited
US2721649A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-04-02 | 1965-10-02 | 1966-04-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-02 | 1969-10-02 | 1970-04-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-02 | 1973-10-02 | 1974-04-03 | $7700.00 | Window Closed / Lapsed |