US2862215A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for forming threads within a metallic tube by swaging
Assignee: RED LION CABINET Co
•
Filing: 1954-07-13
•
Granted: 1958-12-02
•
Expires: 1974-07-13
Abstract
No abstract record available.
Inventors
- 👤 William D Gross
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 16:25
CPC Classifications
B; B21; B21K; B21K1/00; B21K1/56; B21J; B21J7/00; B21J7/02; B21J7/14; B21J7/16; Y; Y10; Y10S; Y10S411/00; Y10S411/919
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CA478082A
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US638962A
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US654590A
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US859803A
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US1056326A
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FR511010A
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US1466302A
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DE460626C
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US2811730A
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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) | 1961-12-01 | 1962-06-02 | 1962-12-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-01 | 1966-06-02 | 1966-12-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-01 | 1970-06-02 | 1970-12-02 | $7700.00 | Window Closed / Lapsed |