Patent US2415573A successfully refreshed from Google Patents.
US2415573A
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Welded structure
Assignee: ThyssenKrupp Budd Co
•
Filing: 1942-07-27
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Granted: 1947-02-11
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Expires: 1962-07-27
Abstract
No abstract record available.
Inventors
- 👤 Comfort A Adams
- 👤 Jr Harold A Strickland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:56
CPC Classifications
B; B23; B23K; B23K11/00; B23K11/24; B23K11/26; Y; Y10; Y10S; Y10S220/00; Y10S220/29; Y10S428/00; Y10S428/922; Y10S428/9335; Y10S428/939; Y10T; Y10T428/00; Y10T428/12; Y10T428/12347; Y10T428/12451; Y10T428/12486; Y10T428/12493; Y10T428/12639
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2302119A
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US2145724A
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US2179105A
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US2159916A
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US2287540A
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US2372147A
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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) | 1950-02-10 | 1950-08-12 | 1951-02-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-02-10 | 1954-08-12 | 1955-02-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-02-10 | 1958-08-12 | 1959-02-11 | $7700.00 | Window Closed / Lapsed |