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US3399651A Expired / Lapsed US ⏱️ 0.0 years remaining

Susceptor for growing polycrystalline silicon on wafers of monocrystalline silicon

Assignee: Lanteris Space LLC
•
Filing: 1967-05-26
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Granted: 1968-09-03
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Expires: 1987-05-26
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Abstract

No abstract record available.

Inventors

  • 👤 Joseph C Fornari

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-28 21:17
CPC Classifications
C; C23; C23C; C23C16/00; C23C16/44; C23C16/458; C23C16/4581

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US3099579A Cited
US3131098A Cited
US3233578A Cited
US3304908A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1971-09-03 1972-03-04 1972-09-03 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1975-09-03 1976-03-04 1976-09-03 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1979-09-03 1980-03-04 1980-09-03 $7700.00 Window Closed / Lapsed

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