Pearlescent inks, writing instruments, and methods

United States of America Patent

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Dec 16, 2003
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app pub date
Jul 3, 2001
filing date
Jul 3, 2000

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Expired

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Abstract

Pearlescent inks are provided. The inks are suitable for use in writing instruments, and include a dispersion of a pearlescent pigment in a solvent. Some inks are erasable and/or shear-thinning.

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Patent Owner(s)

BEROL CORPORATION

International Classification(s)

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

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[Patents Count]

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Inventor Name	Address	# of filed Patents	Total Citations
Czubarow, Pawel	Wellesley, MA	37	334
Kim, Yoojeong	Framingham, MA	4	35
Spencer, Jean L	Boston, MA	34	922

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Pearlescent inks, writing instruments, and methods

Number of patents in Portfolio can not be more than 2000

United States of America Patent

09898942

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US Family Size	Non-US Coverage
Patent Longevity Expired	Forward Citations

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
December 16, 2003	US,6663704,B2 US6663704B2	GRANTED PATENT AS SECOND PUBLICATION
July 25, 2002	US,20020096083,A1 US20020096083A1	FIRST PUBLISHED PATENT APPLICATION

PATENT NO	6663704
SERIAL NO	09898942
DOCKET NO

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09898942

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