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US2512469A
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US
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Method of patching
Assignee: Curtiss Wright Corp
•
Filing: 1944-09-07
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Granted: 1950-06-20
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Expires: 1964-09-07
Abstract
No abstract record available.
Inventors
- 👤 Poss Harvey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 06:23
CPC Classifications
B; B25; B25B; B25B31/00; B25B31/005; F; F16; F16B; F16B5/00; F16B5/06; Y; Y10; Y10S; Y10S411/00; Y10S411/918; Y10T; Y10T156/00; Y10T156/10; Y10T156/1052; Y10T156/1062; Y10T156/1066; Y10T29/00; Y10T29/53; Y10T29/53678
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US863650A
Cited
US1552954A
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US1938816A
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US2136875A
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US2102558A
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US2094779A
Cited
US2263536A
Cited
US2395656A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-06-19 | 1953-12-19 | 1954-06-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-06-19 | 1957-12-19 | 1958-06-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-06-19 | 1961-12-19 | 1962-06-20 | $7700.00 | Window Closed / Lapsed |