IP Library › Granted Patent US 6,690,698
Granted Patent Utility
US 6,690,698 · Confirmation No. 7368

SEMICONDUCTOR LASER DEVICE INCLUDING ARROW STRUCTURE PRECISELY FORMED TO SUPPRESS P-AS INTERDIFFUSION AND AL OXIDATION

Inventor: Toshiaki Fukunaga
Patented Case View Patent ↗ View Publication ↗
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 Code Description Pages PDF
2003-12-15 IFEE Issue Fee Payment (PTO-85B) 1 View
2003-08-18 LET. Miscellaneous Incoming Letter 4 View
2003-08-18 OATH Oath or Declaration filed 2 View
2002-12-26 TRNA Transmittal of New Application 2 View
2002-12-26 SPEC Specification 46 View
2002-12-26 CLM Claims 11 View
2002-12-26 ABST Abstract 1 View
2002-12-26 DRW Drawings-only black and white line drawings 12 View
2002-12-26 OATH Oath or Declaration filed 2 View
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Quick Facts
Patent No.
US 6,690,698
App. No.
10/328,011
Filed
2002-12-26
Granted
2004-02-10
Pub. No.
US20030128731A1
Art Unit
2828
PTA
0 days