Patent US2443574A successfully refreshed from Google Patents.
US2443574A
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Capillary dip brazing process
Assignee: Garrett Corp
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Filing: 1944-05-05
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Granted: 1948-06-15
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Expires: 1964-05-05
Abstract
No abstract record available.
Inventors
- 👤 Burns Bruce
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:00
CPC Classifications
F; F28; F28F; F28F9/00; F28F9/02; F28F9/0219; F28F9/0221; B; B23; B23K; B23K3/00; B23K3/06; B23K3/0646; B23K3/0669; B23K2101/00; B23K2101/04; B23K2101/14; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/4935; Y10T29/49393
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1608735A
Cited
US2001186A
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US2061850A
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US2270864A
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US2191631A
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US2298996A
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US2313315A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-06-15 | 1951-12-15 | 1952-06-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-06-15 | 1955-12-15 | 1956-06-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-06-15 | 1959-12-15 | 1960-06-15 | $7700.00 | Window Closed / Lapsed |