US3436624A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Semiconductor bi-directional component
Assignee: Telefonaktiebolaget LM Ericsson AB
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Filing: 1966-05-10
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Granted: 1969-04-01
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Expires: 1986-05-10
Abstract
No abstract record available.
Inventors
- 👤 Harald Heinrich Kurt Wesemeyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 07:29
CPC Classifications
H; H01; H01B; H01B1/00; H10; H10B; H10B63/00; H10B63/80; H10N; H10N70/00; H10N70/011; H10N70/061; H10N70/066; H10N70/20; H10N70/231; H10N70/801; H10N70/821; H10N70/826; H10N70/881; H10N70/882; H10N70/8828; Y; Y10; Y10S; Y10S148/00; Y10S148/043; Y10S148/05; Y10S148/139
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-31 | 1972-09-30 | 1973-04-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-31 | 1976-09-30 | 1977-04-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-31 | 1980-09-30 | 1981-04-01 | $7700.00 | Window Closed / Lapsed |