US2937124A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of fabricating semiconductive devices and the like
Assignee: Lanteris Space LLC
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Filing: 1957-02-04
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Granted: 1960-05-17
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Expires: 1977-02-04
Abstract
No abstract record available.
Inventors
- 👤 Robert T Vaughan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:56
CPC Classifications
H; H10; H10P; H10P50/00; H10P50/60; H10P50/61; H10P50/613; C; C25; C25F; C25F3/00; C25F3/02; C25F3/12; C25F3/14; H10P14/00; H10P14/40; H10P14/46; H10P95/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
77 words
IN A PROCESS OF JET-ELECTROLYTIC TREATMENT OF A SEMICONDUCTOR, MAINTAINING A FINE, COHERENT JET COLUMN OF ELECTROLYTE LIQUID DIRECTED TOWARD THE SEMICONDUCTOR, WHICH COLUMN TENDS TO FORM A SINGLE, COHESIVE LIQUID BALL, COAXIAL WITH SAID JET, LARGER THAN THE DIAMETER OF SAID JET, AND ADHERENT ON THE SEMICONDUCTOR, COUNTERACTING SUCH FORMING OF LIQUID BALLS BY APPLYING SUCTION TO THE ATMOSPHERE SURROUNDING THE JET, AND APPLYING SUFFICIENT ELECTRICAL POTENTIAL BETWEEN JET LIQUID AND SEMICONDUCTOR TO ACCOMPLISH AND TREATMENT.
Claim 2
Dependent Claim
77 words
IN A PROCESS OF JET-ELECTROLYTIC TREATMENT OF A SEMICONDUCTOR, MAINTAINING A FINE, COHERENT JET COLUMN OF ELECTROLYTE LIQUID DIRECTED TOWARD THE SEMICONDUCTOR, WHICH COLUMN TENDS TO FORM A SINGLE, COHESIVE LIQUID BALL, COAXIAL WITH SAID JET, LARGER THAN THE DIAMETER OF SAID JET, AND ADHERENT ON THE SEMICONDUCTOR, COUNTERACTING SUCH FORMING OF LIQUID BALLS BY APPLYING SUCTION TO THE ATMOSPHERE SURROUNDING THE JET, AND APPLYING SUFFICIENT ELECTRICAL POTENTIAL BETWEEN JET LIQUID AND SEMICONDUCTOR TO ACCOMPLISH AND TREATMENT.
References Cited (Backward Citations)
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Cited
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Cited
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-05-17 | 1963-11-16 | 1964-05-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-05-17 | 1967-11-16 | 1968-05-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-05-17 | 1971-11-16 | 1972-05-17 | $7700.00 | Window Closed / Lapsed |