Patent US2513739A successfully refreshed from Google Patents.
US2513739A
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US
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Method and apparatus for forming metallic bodies
Assignee: COSMOPOLITAN WARES Inc
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Filing: 1949-03-15
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Granted: 1950-07-04
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Expires: 1969-03-15
Abstract
No abstract record available.
Inventors
- 👤 Louis R O'neill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 19:49
CPC Classifications
B; B21; B21D; B21D41/00; B21D41/04; B21D41/045
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2309561A
Cited
US2313067A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-07-03 | 1954-01-02 | 1954-07-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-07-03 | 1958-01-02 | 1958-07-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-07-03 | 1962-01-02 | 1962-07-04 | $7700.00 | Window Closed / Lapsed |