US3259490A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gettering in semiconductor devices
Assignee: Motorola Solutions Inc
•
Filing: 1963-05-07
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Granted: 1966-07-05
•
Expires: 1983-05-07
Abstract
No abstract record available.
Inventors
- 👤 Steward S Flaschen
- 👤 Marie A Hall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:14
CPC Classifications
H; H10; H10W; H10W76/00; H10W76/40; H10W76/42; H10W76/48; H01; H01J; H01J7/00; H01J7/14; H01J7/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
35 words
A MOISTURE GETTER OF FUSIBLE SOLDER-LIKE MATERIAL FOR USE IN A SEALED ENCLOSURE, SAID MOISTURE GETTER INCLUDING IN COMBINATION AN ALLOY OF THE METALS BARIUM, BISMUTH AND LEAD, SAID ALLOY CONTANING AT LEAST 45% BISMUTH.
Claim 2
Dependent Claim
35 words
A MOISTURE GETTER OF FUSIBLE SOLDER-LIKE MATERIAL FOR USE IN A SEALED ENCLOSURE, SAID MOISTURE GETTER INCLUDING IN COMBINATION AN ALLOY OF THE METALS BARIUM, BISMUTH AND LEAD, SAID ALLOY CONTANING AT LEAST 45% BISMUTH.
References Cited (Backward Citations)
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Cited
US1428041A
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US1623351A
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US1861643A
Cited
US2072342A
Cited
US2018965A
Cited
US2855368A
Cited
US3007089A
Cited
US3083320A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-07-04 | 1970-01-03 | 1970-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-04 | 1974-01-03 | 1974-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-04 | 1978-01-03 | 1978-07-05 | $7700.00 | Window Closed / Lapsed |