IP Library › Granted Patent US 6,365,721
Granted Patent Utility
US 6,365,721 · Confirmation No. 1146

WATER-SOLUBLE MONOAZO DYES, THEIR PREPARATION AND USE

Inventor: Aloys Engel
Patented Case View Patent ↗
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 Code Description Pages PDF
2001-09-18 TRNA Transmittal of New Application 3 View
2001-09-18 A.PE Preliminary Amendment 4 View
2001-09-18 SPEC Specification 9 View
2001-09-18 CLM Claims 2 View
2001-09-18 ABST Abstract 1 View
2001-09-18 OATH Oath or Declaration filed 3 View
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Quick Facts
Patent No.
US 6,365,721
App. No.
09/956,173
Filed
2001-09-18
Granted
2002-04-02
Art Unit
1626
PTA
0 days