← Back to Patent Explorer
DE2425382A1 Expired / Lapsed DE ⏱️ 0.0 years remaining

METHOD OF MANUFACTURING INSULATING LAYER FIELD EFFECT TRANSISTORS

Assignee: International Business Machines Corp
•
Filing: 1974-05-25
•
Granted: —
•
Expires: 1994-05-25
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 William Stanford Johnson
  • 👤 San-Mei Ku

Bibliographic Details

Application Number —
Jurisdiction DE
Data Source google_patents
Last Synchronized 2026-10-31 21:26
CPC Classifications
H; H10; H10D; H10D64/00; H10D64/01; H10D64/013; H10D64/01302; H10D64/01332; H10D64/01336; H10D64/0134; H10D30/00; H10D30/01; H10D30/021; H10D30/027; H10D64/60; H10D64/66; H10D64/68; H10D64/681; H10D64/685; H10D64/693; H10D99/00; H10P; H10P30/00; H10P30/40; H10P34/00; H10P34/40; Y; Y10; Y10S; Y10S148/00; Y10S148/024; Y10S148/084; Y10S148/128; Y10S438/00; Y10S438/91

Claims Analysis

Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.

References Cited (Backward Citations)

US3540925A Cited
DE2056947A1 Cited
US3707656A Cited

USPTO Annuity & Maintenance Windows

Maintenance schedule is calculated for granted US utility patents.

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag