IP Library › Granted Patent US 6,626,722
Granted Patent Utility
US 6,626,722 · Confirmation No. 2574

METHOD FOR SELECTING COMBINATION OF HOST MATERIAL AND LIGHT-EMITTING MATERIAL, AND ORGANIC LIGHT-EMITTING DEVICE USING COMBINATION SELECTED THEREBY

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2003-07-30 IFEE Issue Fee Payment (PTO-85B) 1 View
2001-05-01 TRNA Transmittal of New Application 1 View
2001-05-01 SPEC Specification 19 View
2001-05-01 CLM Claims 2 View
2001-05-01 ABST Abstract 1 View
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Quick Facts
Patent No.
US 6,626,722
App. No.
09/845,342
Filed
2001-05-01
Granted
2003-09-30
Pub. No.
US20020030441A1
Examiner
HA, NGUYEN T
Art Unit
2831
PTA
-7 days