US2846625A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Semiconductor device
Assignee: CBS Broadcasting Inc
•
Filing: 1955-03-31
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Granted: 1958-08-05
•
Expires: 1975-03-31
Abstract
No abstract record available.
Inventors
- 👤 Elmer M Gustafson
- 👤 Allen I Swartz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 18:54
CPC Classifications
H; H10; H10W; H10W74/00; H10W74/10; H10W74/131; H10W40/00; H10W40/70; H10W76/00; H10W76/40; H10W76/42; H10W76/48; H10W72/00; H10W72/071; H10W72/075; H10W72/07551; H10W72/07554
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
39 words
A SEMICONDUCTOR DEVICE IN A HERMETICALLY SEALED CONTAINER HAVING AN IMPERVIOUS PLASTIC COATING ON SAID SEMICONDUCTOR AND A SUBSTANTIALLY WATER-FREE INTERIOR IN SAID HERMETICALLY SEALED CONTAINER THE SPACE WITHIN SAID INTERIOR BEING BETWEEN THE INNER WALLS OF SAID CONTAINER
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Cited
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Cited
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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) | 1961-08-04 | 1962-02-03 | 1962-08-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-04 | 1966-02-03 | 1966-08-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-04 | 1970-02-03 | 1970-08-05 | $7700.00 | Window Closed / Lapsed |