IP Library › Granted Patent US 6,461,391
Granted Patent Utility
US 6,461,391 · Confirmation No. 1685

PRIMARY INTERMEDIATES FOR OXIDATIVE COLORATION OF HAIR

Inventors: Mu-lll Lim, Yuh-Guo Pan
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2006-07-07 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2001-12-05 TRNA Transmittal of New Application 3 View
2001-12-05 A.PE Preliminary Amendment 1 View
2001-12-05 SPEC Specification 70 View
2001-12-05 CLM Claims 6 View
2001-12-05 ABST Abstract 1 View
2001-12-05 OATH Oath or Declaration filed 2 View
2001-12-05 LET. Miscellaneous Incoming Letter 1 View
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Quick Facts
Patent No.
US 6,461,391
App. No.
10/011,804
Filed
2001-12-05
Granted
2002-10-08
Art Unit
1751
PTA
0 days