IP Library Granted Patent US 6,451,658
Granted Patent Utility
US 6,451,658 · Confirmation No. 8258

GRADED LAYER FOR USE IN SEMICONDUCTOR CIRCUITS AND METHOD FOR MAKING SAME

⬇ PDF
Code Description Pages PDF
2001-06-22 TRNA Transmittal of New Application 2 View
2001-06-22 SPEC Specification 13 View
2001-06-22 CLM Claims 10 View
2001-06-22 ABST Abstract 1 View
2001-06-22 DRW Drawings-only black and white line drawings 3 View
2001-06-22 OATH Oath or Declaration filed 5 View
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Quick Facts
Patent No.
US 6,451,658
App. No.
09/887,612
Filed
2001-06-22
Granted
2002-09-17
Pub. No.
US20010033027A1
Art Unit
2812
PTA
-57 days