Patent US2555017A successfully refreshed from Google Patents.
US2555017A
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US
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Electrode holder for gas blanketed electric arc weldings
Assignee: General Electric Co
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Filing: 1949-08-18
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Granted: 1951-05-29
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Expires: 1969-08-18
Abstract
No abstract record available.
Inventors
- 👤 Roger W Tuthill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:49
CPC Classifications
B; B23; B23K; B23K9/00; B23K9/24; B23K9/28; B23K9/29; B23K9/291
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1953915A
Cited
US2133371A
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US2314628A
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US2402937A
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US2445863A
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US2444767A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-05-28 | 1954-11-27 | 1955-05-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-05-28 | 1958-11-27 | 1959-05-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-05-28 | 1962-11-27 | 1963-05-29 | $7700.00 | Window Closed / Lapsed |