US3132419A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for soldering silicon or a silicon alloy to a diefferent metal
Assignee: Individual
•
Filing: 1960-05-20
•
Granted: 1964-05-12
•
Expires: 1980-05-20
Abstract
No abstract record available.
Inventors
- 👤 Takikawa Teizo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 07:00
CPC Classifications
C; C22; C22C; C22C18/00; C22C18/04; B; B23; B23K; B23K35/00; B23K35/22; B23K35/24; B23K35/28; B23K35/282; H; H10; H10P; H10P95/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2735163A
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US2087716A
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US2434555A
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US2856681A
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US2906647A
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US2987813A
Cited
US2945285A
Cited
US3030703A
Cited
US3046640A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-05-12 | 1967-11-11 | 1968-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-12 | 1971-11-11 | 1972-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-12 | 1975-11-11 | 1976-05-12 | $7700.00 | Window Closed / Lapsed |