US2865793A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making electrical connection to semi-conductive selenide or telluride
Assignee: US Philips Corp
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Filing: 1955-11-29
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Granted: 1958-12-23
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Expires: 1975-11-29
Abstract
No abstract record available.
Inventors
- 👤 Nobel Dirk De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 11:24
CPC Classifications
H; H10; H10F; H10F77/00; H10F77/20; H10F77/206; H10D; H10D48/00; H10D48/01; H10D48/04; H10D64/00; H10D64/01; H10D64/011; H10P; H10P14/00; H10P14/40; H10P14/46; H10P14/47; H10P95/00; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24802; Y10T428/24917
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
106 words
A METHOD OF MAKING AN ELECTRICAL CONNECTION TO A SEMICONDUCTIVE BODY CONSTITUTED OF A MEMBER SELECTED FROM THE GROUP CONSISTING OF A BIVALENT METAL SELENIDE AND A BIVALENT METAL TELLURIDE, SAID BIVALENT METAL BEING SELECTED FROM THE GROUP CONSISTING OF ZINC, CADMIUM, MERCURY, TIN AND LEAD, WHICH COMPRISES BRINGING SAID BODY INTO REACTIVE ENGAGEMENT WITH A SOLUTION OF A PRECIOUS METAL SELECTED FROM THE GROUP CONSISTING OF GOLD SILVER, MERCURY, PLATINUM, RHODIUM, OSMIUM, PALLADIUM AND IRIDIUM THEREBY TO DISSOLVE OUT SOME BIVALENT METAL FROM A SURFACE PORTION OF SAID BODY AND PRECIPITATE ON THE SAID SURFACE PORTION FROM WHICH BIVALENT METAL WAS DISSOVED SAID PRECIOUS METAL.
Claim 2
Independent Claim
106 words
A METHOD OF MAKING AN ELECTRICAL CONNECTION TO A SEMICONDUCTIVE BODY CONSTITUTED OF A MEMBER SELECTED FROM THE GROUP CONSISTING OF A BIVALENT METAL SELENIDE AND A BIVALENT METAL TELLURIDE, SAID BIVALENT METAL BEING SELECTED FROM THE GROUP CONSISTING OF ZINC, CADMIUM, MERCURY, TIN AND LEAD, WHICH COMPRISES BRINGING SAID BODY INTO REACTIVE ENGAGEMENT WITH A SOLUTION OF A PRECIOUS METAL SELECTED FROM THE GROUP CONSISTING OF GOLD SILVER, MERCURY, PLATINUM, RHODIUM, OSMIUM, PALLADIUM AND IRIDIUM THEREBY TO DISSOLVE OUT SOME BIVALENT METAL FROM A SURFACE PORTION OF SAID BODY AND PRECIPITATE ON THE SAID SURFACE PORTION FROM WHICH BIVALENT METAL WAS DISSOVED SAID PRECIOUS METAL.
References Cited (Backward Citations)
US2677715A
Cited
US2710813A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-12-22 | 1962-06-23 | 1962-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-22 | 1966-06-23 | 1966-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-22 | 1970-06-23 | 1970-12-23 | $7700.00 | Window Closed / Lapsed |