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Class Information
Number: 514/263.23
Name: Drug, bio-affecting and body treating compositions > Designated organic active ingredient containing (doai) > Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., o,s,se or te) or nitrogen as the only ring hetero atoms doai > Hetero ring is six-membered consisting of two nitrogens and four carbon atoms (e.g., pyridazines, etc.) > 1,3-diazines (e.g., pyrimidines, etc.) > Polycyclo ring system having 1,3-diazine as one of the cyclos > Bicyclo ring system having the 1,3-diazine as one of the cyclos > Exactly four ring nitrogens in the bicyclo ring system > Purine (including hydrogenated) > Additional hetero ring attached directly or indirectly to the purine ring system by nonionic bonding > The additional hetero ring consists of carbon and chalcogen as the only ring members
Description: Subject matter wherein the additional hetero ring includes at least one atom each of chalcogen (i.e., oxygen, sulfur, selenium, or tellurium) and carbon, and contains no other elements as ring members.


Sub-classes under this class:

Class Number Class Name Patents
514/263.24 The additional chalcogen containing hetero ring is part of a polycyclo ring system 50


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
7589075 Use of an adenosine A3 receptor agonist for inhibition of viral replication Sep. 15, 2009
7572800 Combination therapy to treat hepatitis B virus Aug. 11, 2009
7569575 Synthesis of locked nucleic acid derivatives Aug. 4, 2009
7569574 Purine derivatives, the preparation thereof and their use as pharmaceutical compositions Aug. 4, 2009
7560450 Xanthine derivatives, the preparation thereof and their use as pharmaceutical compositions Jul. 14, 2009
7501426 8-[3-amino-piperidin-1-yl]-xanthines, their preparation and their use as pharmaceutical compositions Mar. 10, 2009
7495006 2' and 3'-substituted cyclobutyl nucleoside analogs for the treatment of viral infections and abnormal cellular proliferation Feb. 24, 2009
7495004 Purine derivatives as liver X receptor agonists Feb. 24, 2009
7452894 Purine derivatives as purinergic receptor antagonists Nov. 18, 2008
7423041 A1 adenosine receptor antagonists Sep. 9, 2008
7407955 8-[3-amino-piperidin-1-yl]-xanthines, the preparation thereof and their use as pharmaceutical compositions Aug. 5, 2008
7388002 Nucleosides, preparation thereof and use as inhibitors of RNA viral polymerases Jun. 17, 2008
7335654 Phosphodiesterase 4 inhibitors Feb. 26, 2008
7291623 Compounds that interact with kinases Nov. 6, 2007
7268141 Xanthine phosphodiesterase V inhibitors Sep. 11, 2007
7256196 Purine cytokine inhibitors Aug. 14, 2007
7247639 A1 adenosine receptor antagonists Jul. 24, 2007
7217702 Selective antagonists of A2A adenosine receptors May. 15, 2007
7202252 A.sub.1 adenosine receptor antagonists Apr. 10, 2007
7199127 Purine nucleosides Apr. 3, 2007
7189730 A.sub.2A adenosine receptor antagonists Mar. 13, 2007
7148226 Inhibitors of hepatitis C virus RNA-dependent RNA polymerase, and compositions and treatments using the same Dec. 12, 2006
7148229 Sulfonamide substituted xanthine derivatives Dec. 12, 2006
7135475 Amide substituted xanthine derivatives Nov. 14, 2006
7129239 Purine compounds and uses thereof Oct. 31, 2006
7005425 Method for treating arrhythmias Feb. 28, 2006
7001910 Thiazolidinedione derivatives as antidiabetic agents Feb. 21, 2006
6969720 Biaryl substituted purine derivatives as potent antiproliferative agents Nov. 29, 2005
6964968 Method for the treatment or prevention of viral infection using nucleoside analogues Nov. 15, 2005
6946449 Partial and full agonists of A1 adenosine receptors Sep. 20, 2005
6946450 .beta.-L-2'-deoxy-nucleosides for the treatment of hepatitis B Sep. 20, 2005
6936602 Benzazepine derivatives, process for the preparation of the same and uses thereof Aug. 30, 2005
6887879 Pharmaceutical combination of antiviral agents May. 3, 2005
6887880 Adenine based inhibitors of adenylyl cyclase, pharmaceutical compositions, and method of use thereof May. 3, 2005
6849660 Antimicrobial biaryl compounds Feb. 1, 2005
6812232 Heterocycle substituted purine derivatives as potent antiproliferative agents Nov. 2, 2004
6767906 2-amino-6-anilino-purines and their use as medicaments Jul. 27, 2004
6677316 Adenosine derivatives and methods of administration Jan. 13, 2004
6653312 Amidine derivatives, their preparation and application as medicines and pharmaceutical compositions containing same Nov. 25, 2003
6627633 6-substituted biaryl purine derivatives as potent cyclin/CDK inhibitors and antiproliferative agents Sep. 30, 2003
6620796 Combinatorial library synthesis and pharmaceutically active compounds produced thereby Sep. 16, 2003
6608069 Phenyl xanthine derivatives Aug. 19, 2003
6605600 Adenosine receptor antagonists and methods of making and using the same Aug. 12, 2003
6566365 Method for the treatment of Flaviviridea viral infection using nucleoside analogues May. 20, 2003
6555518 Gemcitabine as an immunosuppressive pharmaceutical agent Apr. 29, 2003
6537974 Method of treating arrhythmias Mar. 25, 2003
6528515 Combination therapy to treat hepatitis B virus Mar. 4, 2003
6511983 Pharmaceutical combination of antiviral agents Jan. 28, 2003
6506762 Certain alkylene diamine-substituted heterocycles Jan. 14, 2003
6479466 Compositions for treating viral infections, and methods therefor Nov. 12, 2002

1 2 3


 
 
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