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US2434237A
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US
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Apparatus for applying powdered metal briquets to curved metallic surfaces
Assignee: SK Wellman Corp
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Filing: 1943-09-13
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Granted: 1948-01-06
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Expires: 1963-09-13
Abstract
No abstract record available.
Inventors
- 👤 Samuel K Wellman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 15:18
CPC Classifications
B; B22; B22F; B22F7/00; B22F7/02; B22F7/04; Y; Y10; Y10T; Y10T428/00; Y10T428/12; Y10T428/12014; Y10T428/12028; Y10T428/12063
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2035380A
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US1967715A
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US2114151A
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US2276353A
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US2106904A
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US2080348A
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US2313925A
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US2169584A
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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) | 1951-01-05 | 1951-07-07 | 1952-01-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-01-05 | 1955-07-07 | 1956-01-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-01-05 | 1959-07-07 | 1960-01-06 | $7700.00 | Window Closed / Lapsed |