Erasable inks, writing instruments, and methods

United States of America Patent

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Jun 15, 2004
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Jul 3, 2001
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Jul 3, 2000

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Abstract

Erasable inks are provided for use in a writing instruments. In one aspect, the inks include a solvent, and, dispersed in the solvent as a colorant, a pigment having a flake-like morphology, the ink being substantially free of other colorants.

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Patent Owner(s)

Patent Owner	Address
BEROL CORPORATION	29 EAST STEPHENSON STREET FREEPORT IL 61032

International Classification(s)

C09D:COATING COMPOSITIONS, e.g. PAINTS, VARNISHES, LACQ....

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Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Czubarow, Pawel	Wellesley, MA	37	344
Spencer, Jean L	Boston, MA	34	933

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Erasable inks, writing instruments, and methods

Number of patents in Portfolio can not be more than 2000

United States of America Patent

09898396

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US Family Size	Non-US Coverage
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DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
June 15, 2004	US,6749676,B2 US6749676B2	GRANTED PATENT AS SECOND PUBLICATION
March 21, 2002	US,20020033116,A1 US20020033116A1	FIRST PUBLISHED PATENT APPLICATION

PATENT NO	6749676
SERIAL NO	09898396
DOCKET NO

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09898396

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