US2957237A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making a brazed riveted connection
Assignee: Welding Research Inc
•
Filing: 1955-01-13
•
Granted: 1960-10-25
•
Expires: 1975-01-13
Abstract
No abstract record available.
Inventors
- 👤 Regle Marius
- 👤 Mario M Sciaky
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 21:21
CPC Classifications
B; B21; B21J; B21J15/00; B21J15/02; B21J15/08; Y; Y10; Y10S; Y10S29/00; Y10S29/034; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49908; Y10T29/49938; Y10T29/49943; Y10T29/49947; Y10T29/49954; Y10T29/49956; Y10T29/49966; Y10T29/49968; Y10T29/49972
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US555131A
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US2129583A
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US2220741A
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US2364109A
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US2464541A
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US2522329A
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US2512426A
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US2646995A
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US2779998A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-10-25 | 1964-04-25 | 1964-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-10-25 | 1968-04-25 | 1968-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-10-25 | 1972-04-25 | 1972-10-25 | $7700.00 | Window Closed / Lapsed |