Patent US3474523A successfully refreshed from Google Patents.
US3474523A
Expired / Lapsed
US
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Method of welding
Assignee: European Atomic Energy Community Euratom
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Filing: 1967-07-31
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Granted: 1969-10-28
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Expires: 1987-07-31
Abstract
No abstract record available.
Inventors
- 👤 Giuseppe Musso
- 👤 Marcel Portal
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 12:43
CPC Classifications
G; G21; G21C; G21C3/00; G21C3/02; G21C3/04; G21C3/06; G21C3/10; Y; Y02; Y02E; Y02E30/00; Y02E30/30; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49945
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2807082A
Cited
US3224086A
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US3245138A
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US3197857A
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US3222767A
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US3191279A
Cited
US3302277A
Cited
US3367021A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-10-27 | 1973-04-28 | 1973-10-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-10-27 | 1977-04-28 | 1977-10-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-10-27 | 1981-04-28 | 1981-10-28 | $7700.00 | Window Closed / Lapsed |