Multicolor writing and designing means

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9296249
APP PUB NO 20130189015A1
SERIAL NO

13738334

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Abstract

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A multicolor writing and designing device has an elongated pastel color capsule with a plurality of longitudinal segment groups disposed substantially in parallel with a main capsule axis, at least one segment of a group being located within the capsule such that it forms a capsule tip. At least two of the segment groups are of different tints from the same color sampling zone in a color space colorimetric triangle. having a plurality of such sampling zones. The color sampling zones may correspond to areas in the CIE 1964 10° Standard Observer color space.

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Patent Owner(s)

Patent OwnerAddress
CHARTPAK INC1 RIVER ROAD LEEDS MA 01053
KOH-I-NOOR HARDTMUTH A SF A GERSTNERA 21/3 CESKE BUDEJOVICE 371 30

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Zanova, Zdenka Lisov, CZ 1 0

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