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Class Information
Number: 544/250
Name: Organic compounds -- part of the class 532-570 series > Organic compounds (class 532, subclass 1) > Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., oxygen, sulfur, selenium, or tellurium) or nitrogen as the only ring hetero atoms (class 540, subclass 1) > Hetero ring is six-membered having two or more ring hetero atoms of which at least one is nitrogen (e.g., selenazines, etc.) > The six-membered hetero ring consists of two nitrogens and four carbons (e.g., 1,2-diazines, etc.) > 1,3-diazines > Polycyclo ring system having the diazine ring as one of the cyclos > Tricyclo ring system having the diazine ring as one of the cyclos > Three or more ring hetero atoms in the tricyclo ring system
Description: Compounds wherein the tricyclo ring system includes at least one ring hetero atom in addition to the two ring nitrogens of the six-membered hetero ring.

Sub-classes under this class:

Class Number Class Name Patents
544/251 Four or more ring nitrogens in the tricyclo ring system 378

Patents under this class:
1 2 3 4 5 6 7 8 9 10 11

Patent Number Title Of Patent Date Issued
8703941 IRAK inhibitors and uses thereof Apr. 22, 2014
8674113 Compounds Mar. 18, 2014
8664387 Pyridoquinazolinone M1 receptor positive allosteric modulators Mar. 4, 2014
8629155 Aspartyl protease inhibitors Jan. 14, 2014
8629154 Substituted cycloalcano[e and d] pyrazolo [1,5-a]pyrimidines/antagonists of serotonin 5-HT6 receptors and methods for production and the use thereof Jan. 14, 2014
8609675 Fused Tricyclic Compounds as novel mTOR inhibitors Dec. 17, 2013
8598197 CDK inhibitors Dec. 3, 2013
8580405 Naphthothiophene compound and organic light-emitting device including the same Nov. 12, 2013
8580956 Gamma secretase modulators Nov. 12, 2013
8569295 Bicyclic urea compounds Oct. 29, 2013
8552018 Substituted tricyclic compounds as protein kinase inhibitors Oct. 8, 2013
8546410 Heteroaryl-fused macrocyclic pyrimidine derivatives Oct. 1, 2013
8541430 Fused thiazolo and oxazolo pyrimidinones Sep. 24, 2013
8541417 Poly (ADP-ribose) polymerase (PARP) inhibitors Sep. 24, 2013
8530651 Process for the preparation of anagrelide and analogues Sep. 10, 2013
8530487 Compounds useful for treating disorders related to TRPA1 Sep. 10, 2013
8524722 Substituted tricyclic compounds and methods of use thereof Sep. 3, 2013
8513270 Substituted heterocycles as Janus kinase inhibitors Aug. 20, 2013
8507502 Fused bicyclic and tricyclic pyrimidine compounds as tyrosine kinase inhibitors Aug. 13, 2013
8501755 Tetrahydropyridothienopyrimidine compounds and methods of use thereof Aug. 6, 2013
8475686 Bridged pyridoquinazoline or phenanthroline compounds and organic semiconducting material comprising that compound Jul. 2, 2013
8471009 (EN) 2-alkylamino-3-arylsulfonyl-cycloalcano [e OR d] pyrazolo [1,5-A]pyrimidines / antagonists of serotonin 5-HT6 receptors, methods for the production and the use thereof Jun. 25, 2013
8466283 Substituted 2,3-dihydroimidazo[1,2-c]quinazoline derivatives useful for treating hyper-proliferative disorders and diseases associated with angiogenesis Jun. 18, 2013
8445482 Thieno- and furo-pyrimidine modulators of the histamine H.sub.4 receptor May. 21, 2013
8440654 Thieno- and furo-pyrimidine modulators of the histamine H4 receptor May. 14, 2013
8383638 Aminobenzoquinazolinone M1 receptor positive allosteric modulators Feb. 26, 2013
8357707 2-carboxamide cycloamino ureas Jan. 22, 2013
8354418 Thiazolyl-dihydro-quinazolines Jan. 15, 2013
8334378 Thiazolyl-dihydro-quinazoline compounds and processes for preparing same Dec. 18, 2012
8329898 Pyrido[3,2-h]quinazolines and/or 5,6-dihydro derivatives thereof, a method for the production thereof and doped organic semiconductor material containing these Dec. 11, 2012
8324227 Thieno[2,3-D]-pyrimidin-4(3H)-one compounds with antifungal properties and process thereof Dec. 4, 2012
8309561 Phenylalanine derivatives Nov. 13, 2012
8288400 Compositions useful as inhibitors of protein kinases Oct. 16, 2012
8288376 Tricyclic N-heteroaryl-carboxamide derivatives containing a benzimidazole unit, method for preparing same and their therapeutic use Oct. 16, 2012
8273758 Substituted tricyclic derivatives Sep. 25, 2012
8268846 Amino heterocyclic linked pyrimidine derivatives Sep. 18, 2012
8236950 Anti-viral compounds Aug. 7, 2012
8236802 PARP inhibitor compounds, compositions and methods of use Aug. 7, 2012
8222265 Six-membered N-heterocyclic carbene-based catalysts for asymmetric reactions Jul. 17, 2012
8211898 Substituted thieno[3,2-d]pyrimidines as HIV inhibitors Jul. 3, 2012
8207180 Tricyclic indoles and (4,5-dihydro) indoles Jun. 26, 2012
8207181 Substituted dihydro, trihydro and tetrahydro cycloalkyloxazolopyrimidinones, preparation and use thereof Jun. 26, 2012
8193178 Thieno- and furo-pyrimidine modulators of the histamine H.sub.4 receptor Jun. 5, 2012
8183250 Potent PARP inhibitors May. 22, 2012
8148384 Substituted thieno[3,2-d]pyrimidine PIM kinase inhibitors as cancer chemotherapeutics Apr. 3, 2012
8143248 Tricyclic N-heteroaryl-carboxamide derivatives containing a benzimidazole unit, method for preparing same and their therapeutic use Mar. 27, 2012
8138194 Fused bicyclic pyrimidine compounds as aurora kinase inhibitors Mar. 20, 2012
8134146 Heterocyclic radical or diradical, the dimers, oligomers, polymers, dispiro compounds and polycycles thereof, the use thereof, organic semiconductive material and electronic or optoelectronic Mar. 13, 2012
8133996 Process for the preparation of ethyl-N-(2,3-dichloro-6-nitrobenzyl)glycine hydrochloride Mar. 13, 2012
8119647 Fused pyrimidineone compounds as TRPV3 modulators Feb. 21, 2012

1 2 3 4 5 6 7 8 9 10 11

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