US2864933A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for producing can bodies and welding side seams thereof
Assignee: WF and John Barnes Co
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Filing: 1957-02-19
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Granted: 1958-12-16
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Expires: 1977-02-19
Abstract
No abstract record available.
Inventors
- 👤 Clarence J Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 10:55
CPC Classifications
B; B23; B23K; B23K1/00; B23K1/14; B23K1/16; B21; B21D; B21D51/00; B21D51/16; B21D51/26; B21D51/2676
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-12-15 | 1962-06-16 | 1962-12-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-15 | 1966-06-16 | 1966-12-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-15 | 1970-06-16 | 1970-12-16 | $7700.00 | Window Closed / Lapsed |