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Browse by Category: Main > Material Science
Class Information
Number: 106/31.77
Name: Compositions: coating or plastic > Coating or plastic compositions > Marking > Inks > Pigment containing > Organic nitrogen compound containing > The nitrogen is a ring member of a heterocyclic ring > Six-ring members in the heterocyclic ring
Description: Subject matter wherein the heterocyclic ring is six-membered and has at least one ring nitrogen.










Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
8679243 Aqueous pigment dispersion used for preparing ink jet recording aqueous ink, and ink jet recording aqueous ink Mar. 25, 2014
8586141 Fluorescent solid ink made with fluorescent nanoparticles Nov. 19, 2013
8580025 Ink set, recording method, recorded material and printed material Nov. 12, 2013
8545612 Phase change ink compositions and sulfonated compounds for use in the same Oct. 1, 2013
8500897 Ink set, recorded material and printed material Aug. 6, 2013
8454743 Preparing and dispersing surface-modified colour pigments Jun. 4, 2013
8337610 Dispersion of near infrared absorbing pigments and method of making the same Dec. 25, 2012
8293148 Azo compounds, azo pigments, pigment dispersion, coloring composition, and ink for inkjet recording Oct. 23, 2012
8287637 Silica encapsulated organic nanopigments and method of making same Oct. 16, 2012
8273167 Pigment dispersion composition, curable color composition, color filter and method for producing the same Sep. 25, 2012
8211333 Poly(oxyalkylene)ated colorants and their use as fluorescent security taggants Jul. 3, 2012
8057589 Phase change inks Nov. 15, 2011
8025723 Nonpolar liquid and solid phase change ink compositions comprising nanosized particles of benzimidazolone pigments Sep. 27, 2011
8012254 Nanosized particles of benzimidazolone pigments Sep. 6, 2011
7985290 Nonpolar liquid and solid phase change ink compositions comprising nanosized particles of benzimidazolone pigments Jul. 26, 2011
7963646 Ink-jet inks containing metal nanoparticles Jun. 21, 2011
7938903 Nanosized particles of benzimidazolone pigments May. 10, 2011
7922800 Ink set, ink system and method for printing an image Apr. 12, 2011
7914703 Poly(oxyalkylene)ated colorants and their use as fluorescent security taggants Mar. 29, 2011
7905954 Nanosized particles of benzimidazolone pigments Mar. 15, 2011
7901503 Pigments for non-aqueous inks and coatings Mar. 8, 2011
7892344 P.R. 254 pigment preparation for use in color filters Feb. 22, 2011
7868122 Tint-viscosity stabilization polymeric thickeners Jan. 11, 2011
7857901 Nonpolar liquid and solid phase change ink compositions comprising nanosized particles of benzimidazolone pigments Dec. 28, 2010
7855041 Pigment preparation based on an azo pigment Dec. 21, 2010
7828891 Pigment compositions, colored compositions making use of the pigment compositions, and color filters Nov. 9, 2010
7727325 Method for manufacturing pigment dispersion Jun. 1, 2010
7717990 Multi-color inkjet ink set to prevent color bleeding May. 18, 2010
7695558 Diketopyrrolopyrrole pigments having heightened fastnesses and processes for preparing them Apr. 13, 2010
7691194 Self-dispersible colorants, method of preparing the same and ink composition comprising the colorants Apr. 6, 2010
7691193 Water-based pigment dispersion for ink-jet recording, ink composition for ink-jet recording and method of producing the same Apr. 6, 2010
7686883 C.I. pigment blue 80-based blue dye Mar. 30, 2010
7682435 Oil-based pigmented ink composition Mar. 23, 2010
7674905 Fluoroquinolonoquinolones and inkjet ink compositions comprising the same Mar. 9, 2010
7662308 Polyhedral oligomeric silsesquioxane (POSS) based fluorescent colorants Feb. 16, 2010
7648572 Non-aqueous pigment dispersions using dispersion synergists Jan. 19, 2010
7648571 Non-aqueous pigment dispersions using dispersion synergists Jan. 19, 2010
7648570 Non-aqueous inkjet inks of quinacridone pigments Jan. 19, 2010
7637994 Yellow pigments and non-aqueous pigment dispersions Dec. 29, 2009
7621992 Ink composition including chromophore-mimic additive and inkjet printer cartridge and inkjet recording apparatus including the same Nov. 24, 2009
7621994 Preparations of pteridine pigments Nov. 24, 2009
7608140 Inkjet inks containing azo pyrazolobenzopyrimidineone class of colorants Oct. 27, 2009
7604695 Ink composition Oct. 20, 2009
7585364 Quinacridone derivatives for pigment dispersions Sep. 8, 2009
7582149 Monoazo colorants from pyrazolobenzodiazinedioxides Sep. 1, 2009
7572326 Fixer fluid and inkjet ink sets including the same Aug. 11, 2009
7556680 Ink composition Jul. 7, 2009
7550041 Highly concentrated flowable pigment composition and process for its manufacture Jun. 23, 2009
7544448 Tetrabenzodiazadiketoperylene pigments for laser marking Jun. 9, 2009
7540910 Ink composition, ink set and recording method Jun. 2, 2009

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