Ink composition for color-memorizing photochromic writing instrument and writing instrument using the same

United States of America Patent

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Issued Date
Apr 12, 2007
app pub date
Oct 7, 2005
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Oct 7, 2005

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Abandoned

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Abstract

An ink composition for a color-memorizing photochromic writing instrument, which comprises a photochromic agent containing a diarylethene photochromic compound dissolved, dispersed or suspended in a vehicle containing at least a solvent and a binder.

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Patent Owner(s)

Patent Owner	Address
THE PILOT INK CO LTD	NAGOYA-SHI AICHI 466-8588
MASAHIRO IRIE	24-25-706 MUROMI 4-CHOME SAWARA-KU FUKUOKA-SHI FUKUOKA 814-0015

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
Irie, Masahiro	Fukuoka-shi, JP	32	310
Shibahashi, Yutaka	Nagoya-shi, JP	27	987
Yasuda, Michiyuki	Nagoya-shi, JP	11	171

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Ink composition for color-memorizing photochromic writing instrument and writing instrument using the same

Number of patents in Portfolio can not be more than 2000

United States of America Patent

11245167

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SERIAL NO	11245167
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11245167

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