Patent US2837818A successfully refreshed from Google Patents.
US2837818A
Expired / Lapsed
US
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Method of solid state welding
Assignee: Individual
•
Filing: 1954-07-06
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Granted: 1958-06-10
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Expires: 1974-07-06
Abstract
No abstract record available.
Inventors
- 👤 Storchheim Samuel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 13:17
CPC Classifications
B; B23; B23K; B23K35/00; B23K35/001; B23K35/002; B23K20/00; B23K20/22; B23K20/233; B23K20/2333; Y; Y10; Y10T; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12736; Y10T428/12743; Y10T428/1275; Y10T428/12771
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US383039A
Cited
US2094482A
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US2231027A
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US2226944A
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US2473712A
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US2473888A
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US2744314A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-06-09 | 1961-12-09 | 1962-06-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-06-09 | 1965-12-09 | 1966-06-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-06-09 | 1969-12-09 | 1970-06-10 | $7700.00 | Window Closed / Lapsed |