US3036251A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spring contact element for semiconductor diodes
Assignee: Sigmund Cohn Corp
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Filing: 1961-04-13
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Granted: 1962-05-22
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Expires: 1981-04-13
Abstract
No abstract record available.
Inventors
- 👤 Brenner Bert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 07:33
CPC Classifications
H; H10; H10W; H10W72/00; H01; H01H; H01H1/00; H01H1/02; H01H1/021; H01H1/023; H10P; H10P95/00; H10W72/20; H10W76/00; H10W76/10; H10W76/12; H10W76/161
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
127 words
IN A SEMICONDUCTOR DIODE, AN ELECTRICALLY NON-CONDUCTIVE ENVELOPE, FIRST AND SECOND ELECTRODES EXTENDING INTO THE ENVELOPE, A MEMBER COMPRISING A SEMICONDUCTOR MATERIAL WITHIN THE ENVELOPE, THE FIRST ELECTRODE BEING CONNECTED TO A FIRST FACE OF THE MEMBER, AND A SPRING CONTACT ELEMENT WITHIN THE ENVELOPE AND COMPOSED OF AN ALLOY OF A METAL SELECTED FROM THE GROUP CONSISTING OF TUNGSTEN IN THE AMOUNT OF 1% TO 10%, MOLYBDENUM IN THE AMOUNT OF 1% TO 20% AND CHROMIUM IN THE AMOUNT OF 1% TO 12%, SAID AMOUNTS BEING ON A WEIGHT BASIS, THE BALANCE OF THE ALLOY BEING PALLADIUM, ONE END PORTION OF THE CONTACT ELEMENT BEING SECURED TO THE SECOND ELECTRODE, THE OTHER END PORTION OF THE CONTACT ELEMENT BEARING AGAINST A SECOND FACE OF THE MEMBER.
Claim 2
Dependent Claim
127 words
IN A SEMICONDUCTOR DIODE, AN ELECTRICALLY NON-CONDUCTIVE ENVELOPE, FIRST AND SECOND ELECTRODES EXTENDING INTO THE ENVELOPE, A MEMBER COMPRISING A SEMICONDUCTOR MATERIAL WITHIN THE ENVELOPE, THE FIRST ELECTRODE BEING CONNECTED TO A FIRST FACE OF THE MEMBER, AND A SPRING CONTACT ELEMENT WITHIN THE ENVELOPE AND COMPOSED OF AN ALLOY OF A METAL SELECTED FROM THE GROUP CONSISTING OF TUNGSTEN IN THE AMOUNT OF 1% TO 10%, MOLYBDENUM IN THE AMOUNT OF 1% TO 20% AND CHROMIUM IN THE AMOUNT OF 1% TO 12%, SAID AMOUNTS BEING ON A WEIGHT BASIS, THE BALANCE OF THE ALLOY BEING PALLADIUM, ONE END PORTION OF THE CONTACT ELEMENT BEING SECURED TO THE SECOND ELECTRODE, THE OTHER END PORTION OF THE CONTACT ELEMENT BEARING AGAINST A SECOND FACE OF THE MEMBER.
References Cited (Backward Citations)
US2438893A
Cited
US2824269A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-21 | 1965-11-20 | 1966-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-21 | 1969-11-20 | 1970-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-21 | 1973-11-20 | 1974-05-22 | $7700.00 | Window Closed / Lapsed |