US3415697A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and composition for exothermic fluxless brazing of aluminum and aluminum base alloys
Assignee: Reynolds Metals Co
•
Filing: 1965-01-08
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Granted: 1968-12-10
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Expires: 1985-01-08
Abstract
No abstract record available.
Inventors
- 👤 Bredzs Nikolajs
- 👤 Rostoker William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 03:45
CPC Classifications
B; B23; B23K; B23K35/00; B23K35/22; B23K35/24; B23K35/28; B23K35/286; B23K35/34
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US3235959A
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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) | 1971-12-10 | 1972-06-10 | 1972-12-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-10 | 1976-06-10 | 1976-12-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-10 | 1980-06-10 | 1980-12-10 | $7700.00 | Window Closed / Lapsed |