Patent US2767829A successfully refreshed from Google Patents.
US2767829A
Expired / Lapsed
US
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Apparatus for drawing rod stock
Assignee: HALLDEN MACHINE Co
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Filing: 1952-07-07
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Granted: 1956-10-23
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Expires: 1972-07-07
Abstract
No abstract record available.
Inventors
- 👤 Hallden Karl William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 07:33
CPC Classifications
B; B21; B21C; B21C1/00; B21C1/16; B21C1/27; B21C1/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1321729A
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US1934466A
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US2226400A
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US2288612A
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US2228746A
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US2213336A
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US2314605A
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US2335939A
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US2344293A
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US2341667A
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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) | 1959-10-23 | 1960-04-23 | 1960-10-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-10-23 | 1964-04-23 | 1964-10-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-10-23 | 1968-04-23 | 1968-10-23 | $7700.00 | Window Closed / Lapsed |