US3370342A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluxless soldering process for rare earth chalcogenides
Assignee: International Business Machines Corp
•
Filing: 1965-05-07
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Granted: 1968-02-27
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Expires: 1985-05-07
Abstract
No abstract record available.
Inventors
- 👤 Bernell E Argyle
- 👤 Reid W Kaplan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:53
CPC Classifications
B; B23; B23K; B23K35/00; B23K35/22; B23K35/24; B23K35/26; B23K35/264
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3017693A
Cited
GB954297A
Cited
US3031516A
Cited
US3248777A
Cited
US3110100A
Cited
US3226804A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-02-26 | 1971-08-28 | 1972-02-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-02-26 | 1975-08-28 | 1976-02-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-02-26 | 1979-08-28 | 1980-02-27 | $7700.00 | Window Closed / Lapsed |