IP Library › Granted Patent US 6,656,261
Granted Patent Utility
US 6,656,261 · Confirmation No. 4682

TITANIUM DIOXIDE PIGMENTS WITH IMPROVED GLOSS AND/OR DURABILITY

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2021-03-12 OATH Oath or Declaration filed 13 View
2019-12-18 PA.. Power of Attorney 1 View
2019-12-18 R3.73 Assignee showing of ownership per 37 CFR 3.73 2 View
2019-12-18 N417 Electronic Filing System Acknowledgment Receipt 2 View
2009-01-29 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2009-01-29 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2008-12-22 LET. Miscellaneous Incoming Letter 1 View
2008-12-22 PA.. Power of Attorney 1 View
2008-12-22 R3.73 Assignee showing of ownership per 37 CFR 3.73 1 View
2008-12-22 N417 Electronic Filing System Acknowledgment Receipt 2 View
2007-07-30 C.AD Change of Address 2 View
2007-07-30 N417 Electronic Filing System Acknowledgment Receipt 2 View
2003-10-14 IFEE Issue Fee Payment (PTO-85B) 2 View
2001-03-09 TRNA Transmittal of New Application 4 View
2001-03-09 SPEC Specification 13 View
2001-03-09 CLM Claims 5 View
2001-03-09 ABST Abstract 1 View
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Quick Facts
Patent No.
US 6,656,261
App. No.
09/803,197
Filed
2001-03-09
Granted
2003-12-02
Pub. No.
US20020166478A1
Art Unit
1755
PTA
-155 days