IP Library › Granted Patent US 6,673,420
Granted Patent Utility PCT National Stage
US 6,673,420 · Confirmation No. 1584

INORGANIC SHEET CARRYING SYMBOLS FOR MAKING PIGMENTS

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2001-02-20 TRNA Transmittal of New Application 28 View
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Quick Facts
Patent No.
US 6,673,420
App. No.
09/743,792
Filed
2001-02-20
Granted
2004-01-06
Art Unit
1772
PTA
0 days