Patent US3046383A successfully refreshed from Google Patents.
US3046383A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of electrically welding under a layer of molten slag
Assignee: VYSKUMNY USTAV SVARACSKY MHD
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Filing: 1960-09-09
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Granted: 1962-07-24
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Expires: 1980-09-09
Abstract
No abstract record available.
Inventors
- 👤 Cabelka Jozef
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 22:57
CPC Classifications
B; B23; B23K; B23K25/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2511976A
Cited
US2105079A
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FR1142934A
Cited
US2947847A
Cited
US2902587A
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US2907866A
Cited
US2920181A
Cited
US2864934A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-23 | 1966-01-22 | 1966-07-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-23 | 1970-01-22 | 1970-07-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-23 | 1974-01-22 | 1974-07-24 | $7700.00 | Window Closed / Lapsed |