US2649650A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of rerairing metal castings
Assignee: FRIGIDWELD Inc
•
Filing: 1948-01-10
•
Granted: 1953-08-25
•
Expires: 1968-01-10
Abstract
No abstract record available.
Inventors
- 👤 Javor George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 14:57
CPC Classifications
B; B23; B23P; B23P6/00; B23P6/04; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49718; Y10T29/49732; Y10T29/49734; Y10T29/49744
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2011484A
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US2086667A
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US2397400A
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US2267033A
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US2361106A
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US2387199A
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US2426650A
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US2452211A
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US2446291A
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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) | 1956-08-24 | 1957-02-23 | 1957-08-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-24 | 1961-02-23 | 1961-08-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-24 | 1965-02-23 | 1965-08-25 | $7700.00 | Window Closed / Lapsed |