US3223900A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Semiconductor rectifier devices with tablet-shaped rectifier elements
Assignee: Siemens Schuckertwerke AG
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Filing: 1961-08-23
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Granted: 1965-12-14
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Expires: 1981-08-23
Abstract
No abstract record available.
Inventors
- 👤 Wittwer Erwin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 21:55
CPC Classifications
H; H10; H10W; H10W90/00; H05; H05K; H05K3/00; H05K3/30; H05K3/306; H05K3/308; H10W76/00; H10W76/10; H10W76/12; H10W76/161
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
69 words
A SEMICONDUCTOR RECTIFYING DEVICE ADAPTED FOR PRINTED CIRCUITS COMPRISING A PLURALITY OF PELLET-SHAPED RECTIFIER ELEMENTS, SHEET-METAL PARTS, SAID SHEET-METAL PARTS HAVING PLATE-SHAPED PORTIONS CONTACTING SAID RECTIFIER ELEMENTS, AND STRIP-SHAPED TERMINAL LUGS PROJECTING FROM SAID PLATE-SHAPED PORTIONS, AND SHEET-METAL CLAMP MEANS COMPRESSING THE PELLET-SHAPED RECTIFIER ELEMENTS AND HAVING A STRIP-SHAPED TERMINAL LUG PROJECTING THEREFROM, SAID STRIP-SHAPED TERMINAL LUGS BEING TWISTED INTO A HELICAL SHAPE AND BEING BENDABLE IN ALL DIRECTIONS.
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) | 1968-12-13 | 1969-06-14 | 1969-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-13 | 1973-06-14 | 1973-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-13 | 1977-06-14 | 1977-12-14 | $7700.00 | Window Closed / Lapsed |