US2911515A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Narrow lap seam welder
Assignee: Taylor Winfield Corp
•
Filing: 1956-10-16
•
Granted: 1959-11-03
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Expires: 1976-10-16
Abstract
No abstract record available.
Inventors
- 👤 Joseph H Cooper
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 05:53
CPC Classifications
B; B23; B23K; B23K11/00; B23K11/06; B23K11/061
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2369830A
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US2362388A
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US2412648A
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US2398840A
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US2459625A
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US2623589A
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US2663784A
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US2689610A
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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) | 1962-11-02 | 1963-05-04 | 1963-11-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-02 | 1967-05-04 | 1967-11-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-02 | 1971-05-04 | 1971-11-03 | $7700.00 | Window Closed / Lapsed |