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Class Information
Number: 548/950
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) > The hetero ring contains four members including nitrogen and carbon
Description: Compounds under Class 540, wherein the hetero ring contains four members and has nitrogen and carbon as ring members.










Sub-classes under this class:

Class Number Class Name Patents
548/952 Chalcogen bonded directly to ring carbon of the hetero ring 160
548/953 Nitrogen or -c(=x)-, wherein x is chalcogen, bonded directly to the hetero ring 311
548/951 Plural hetero atoms in the hetero ring 84


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

Patent Number Title Of Patent Date Issued
8680159 Bradykinin 1 receptor modulating compounds Mar. 25, 2014
8669252 Prolylcarboxypeptidase inhibitors Mar. 11, 2014
8658646 Pyrrolopyrazine kinase inhibitors Feb. 25, 2014
8658794 8-methyl-1-phenyl-imidazol[1,5-a]pyrazine compounds as Lck inhibitors and uses thereof Feb. 25, 2014
8633182 Indanyloxyphenylcyclopropanecarboxylic acids Jan. 21, 2014
8592608 Triple reuptake inhibitors and methods of their use Nov. 26, 2013
8586573 N-(Aminoheteroaryl)-1H-indole-2-carboxamide derivatives, and preparation and therapeutic application thereof Nov. 19, 2013
8575134 Aminocarboxylic acid derivative and medicinal use thereof Nov. 5, 2013
8546563 Compounds which modulate the CB2 receptor Oct. 1, 2013
8518945 Pyrrolopyrazine kinase inhibitors Aug. 27, 2013
8492561 Azetidine derivatives as sphingosine 1-phosphate (S1P) receptor modulators Jul. 23, 2013
8492371 Compounds as cannabinoid receptor ligands Jul. 23, 2013
8492499 Addition compounds as dispersants and dispersion stabilizers Jul. 23, 2013
8460851 Salt and photoresist composition containing the same Jun. 11, 2013
8440667 Imidazopyrazine Syk inhibitors May. 14, 2013
8431580 4-aminopyrimidine derivatives as histamine H.sub.4 receptor antagonists Apr. 30, 2013
8399451 Heterocyclic compounds Mar. 19, 2013
8389509 Substituted pyrazole compounds Mar. 5, 2013
8389507 2-azetidinemethaneamines and 2-pyrrolidinemethaneamines as TAAR-ligands Mar. 5, 2013
8367654 8-AZA tetracycline compounds Feb. 5, 2013
8361998 Compounds and their use as IKACh blockers Jan. 29, 2013
8357717 Spiro group-containing amide compounds having bradykinin 1 receptor (B1R) activity Jan. 22, 2013
8349825 Spirocyclic compounds Jan. 8, 2013
8344008 Aryl-substituted bridged or fused diamines as modulators of leukotriene A ydrolase Jan. 1, 2013
8329700 Pyrazine compounds as phosphodiesterase 10 inhibitors Dec. 11, 2012
8309597 1,1'-diadamantyl carboxylic acids, medicaments containing such compounds and their use Nov. 13, 2012
8309734 Substituted pyridines as GPBAR1 agonists Nov. 13, 2012
8299054 Cyclic 11-beta hydroxysteroid dehydrogenase type 1 inhibitors Oct. 30, 2012
8299067 5-demethoxyfumagillol and derivatives thereof Oct. 30, 2012
8293929 Processes and intermediates Oct. 23, 2012
8288371 Ortho pyrrolidine, benzyl-substituted heterocycle CCR1 antagonists for autoimmune diseases and inflammation Oct. 16, 2012
8288370 Substituted azetidine compounds of formula (I) useful in the treatment of functional gastrointestinal disorders, IBS, and functional dyspepsia Oct. 16, 2012
8278341 Analogs of indole-3-carbinol and their use as agents against infection Oct. 2, 2012
8263583 Hydrochloride salt of 5-[3-(3-hydroxyphenoxy)azetidin-1-yl]-5-methyl-2,2-diphenylhexanamide Sep. 11, 2012
8247401 P2X.sub.3 receptor antagonists for treatment of pain Aug. 21, 2012
8207155 Sulfonyl-azetidin-3-yl-methylamine amide analogs as GlyTl inhibitors, methods for making same, and use of same in treating psychiatric disorders Jun. 26, 2012
8207169 Substituted [1,2,4]triazolo[4',3':1,6]pyrido[2,3-b]pyrazines of the formula D Jun. 26, 2012
8202513 Aryl potassium channel blockers and uses thereof Jun. 19, 2012
8193189 Quinoxaline derivatives as tyrosine kinase activity inhibitors Jun. 5, 2012
8188093 Pyrazinecarboxamide derivatives as HDL-cholesterol raising agents May. 29, 2012
8183262 Pyridine derivatives as mGluR2 antagonists May. 22, 2012
8183245 Pyrazine substituted pyrrolopyridines as inhibitors of JAK and PDK1 May. 22, 2012
8173631 Cyclic amine compounds May. 8, 2012
8148422 Sulfonamides as TRPM8 modulators Apr. 3, 2012
8110566 Therapeutic agents 713 Feb. 7, 2012
8080541 Carbocyclic GlyT-1 receptor antagonists Dec. 20, 2011
8026253 Quinoline inhibitors of HCV polymerase Sep. 27, 2011
8026232 Benzothiophene oxide derivative and salt thereof Sep. 27, 2011
8008298 Pyrrolopyrazine kinase inhibitors Aug. 30, 2011
7994336 Azetidine compounds as orexin receptor antagonists Aug. 9, 2011

1 2 3 4 5 6 7 8










 
 
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