IP Library Granted Patent US 6,673,687
Granted Patent Utility
US 6,673,687 · Confirmation No. 3931

METHOD FOR FABRICATION OF A HETEROJUNCTION BIPOLAR TRANSISTOR

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Code Description Pages PDF
2003-09-26 IFEE Issue Fee Payment (PTO-85B) 3 View
2002-07-05 TRNA Transmittal of New Application 4 View
2002-07-05 A.PE Preliminary Amendment 5 View
2002-07-05 SPEC Specification 23 View
2002-07-05 CLM Claims 5 View
2002-07-05 ABST Abstract 1 View
2002-07-05 DRW Drawings-only black and white line drawings 5 View
2002-07-05 OATH Oath or Declaration filed 3 View
2002-07-05 LET. Miscellaneous Incoming Letter 1 View
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Quick Facts
Patent No.
US 6,673,687
App. No.
10/190,011
Filed
2002-07-05
Granted
2004-01-06
Art Unit
2813
PTA
-25 days