US3395446A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Voltage controlled switch
Assignee: Danfoss AS
•
Filing: 1965-02-24
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Granted: 1968-08-06
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Expires: 1985-02-24
Abstract
No abstract record available.
Inventors
- 👤 Jensen Arne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 03:42
CPC Classifications
H; H03; H03K; H03K17/00; H03K17/51; H03K17/56; H03K17/72; H10; H10N; H10N70/00; H10N70/011; H10N70/061; H10N70/20; H10N70/253; H10N70/801; H10N70/821; H10N70/881; H10N70/882; H10N70/8828; Y; Y10; Y10S; Y10S148/00; Y10S148/051; Y10S148/122; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49082
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
METHOD OF MANUFACTURING A VOLTAGE CONTROLLED SWITCH UNIT ON A SUPPORT PLATE, COMPRISING APPLYING A POLYCRYSTALLINE LAYER CONSISTING ESSENTIALLY OF TELLURIUM, WITH ADDITIVES TAKEN FROM ELEMENTS OF GROUPS, IV AND V OF THE PERIODIC TABLE OF ELEMENTS TO SAID PLATE; APPLYING AN ELECTRICALLY CONDUCTIVE ELECTRODE LAYER OVER SAID POLYCRYSTALLINE LAYER; AND SCRATCHING A CREVICE ACROSS SAID ELECTRODE LAYER, THROUGH SAID ELECTRODE LAYER AND PENETRATING SAID POLYCRYSTALLINE LAYER, WHEREBY TO EPARATE SAID ELECTRODE LAYER INTO ELECTRODE PORTIONS, AND CONNECTING A SWITCHING POTENTIAL TO SAID ELECTRODE PORTIONS.
Claim 2
Dependent Claim
85 words
METHOD OF MANUFACTURING A VOLTAGE CONTROLLED SWITCH UNIT ON A SUPPORT PLATE, COMPRISING APPLYING A POLYCRYSTALLINE LAYER CONSISTING ESSENTIALLY OF TELLURIUM, WITH ADDITIVES TAKEN FROM ELEMENTS OF GROUPS, IV AND V OF THE PERIODIC TABLE OF ELEMENTS TO SAID PLATE; APPLYING AN ELECTRICALLY CONDUCTIVE ELECTRODE LAYER OVER SAID POLYCRYSTALLINE LAYER; AND SCRATCHING A CREVICE ACROSS SAID ELECTRODE LAYER, THROUGH SAID ELECTRODE LAYER AND PENETRATING SAID POLYCRYSTALLINE LAYER, WHEREBY TO EPARATE SAID ELECTRODE LAYER INTO ELECTRODE PORTIONS, AND CONNECTING A SWITCHING POTENTIAL TO SAID ELECTRODE PORTIONS.
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) | 1971-08-06 | 1972-02-05 | 1972-08-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-08-06 | 1976-02-05 | 1976-08-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-08-06 | 1980-02-05 | 1980-08-06 | $7700.00 | Window Closed / Lapsed |