Patent US2801943A successfully refreshed from Google Patents.
US2801943A
Expired / Lapsed
US
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Composition of matter for soldering aluminum
Assignee: Horizons Inc
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Filing: 1955-04-15
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Granted: 1957-08-06
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Expires: 1975-04-15
Abstract
No abstract record available.
Inventors
- 👤 Meyer L Freedman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 21:42
CPC Classifications
B; B23; B23K; B23K35/00; B23K35/22; B23K35/34
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
33 words
AN ALUMINUM SOLDERING PASSTE COMPOSITION CONSISTING ESSENTIALLY OF AT LEAST ABOUT 80% BY WEIGHT OF A REACTION TYPE CHLORIDE FLUX, BETWEEN ABOUT 0.1% AND 0.5% BY WEIGHT OF STEARYLAMINE, AND THE REMINDER METHANOL.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-08-05 | 1961-02-04 | 1961-08-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-08-05 | 1965-02-04 | 1965-08-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-08-05 | 1969-02-04 | 1969-08-06 | $7700.00 | Window Closed / Lapsed |