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Class Information
Number: 514/263.24
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 > The additional chalcogen containing hetero ring is part of a polycyclo ring system
Description: Subject matter wherein the additional chalcogen containing hetero ring is part of a polycyclo ring system.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8680076 Methods of treatment, improvement and prevention using haloaryl substituted aminopurines Mar. 25, 2014
8642607 4H-chromen-4-one compounds as modulators of protein kinases Feb. 4, 2014
8476285 Purine-core inhibitors of HSP90 and their use in treating cancer Jul. 2, 2013
8318750 Organic compounds Nov. 27, 2012
8258141 Organic compounds Sep. 4, 2012
8217050 Adenine derivative as inhibitors of HSP90 for the treatment of cancer Jul. 10, 2012
8153628 Pyrazolyl substituted xanthines Apr. 10, 2012
8071609 Unsaturated heterocyclic derivatives Dec. 6, 2011
8044061 8-alkynylxanthines and derivatives Oct. 25, 2011
7919490 6-substituted 2-(benzimidazolyl)purine and purinone derivatives for immunosuppression Apr. 5, 2011
7915268 8-substituted 2-(benzimidazolyl)purine derivatives for immunosuppression Mar. 29, 2011
7906518 Therapeutic compounds Mar. 15, 2011
7902187 6-substituted 2-(benzimidazolyl)purine and purinone derivatives for immunosuppression Mar. 8, 2011
7754728 Adenine compound and use thereof Jul. 13, 2010
7645763 8-[3-amino-piperidin-1-yl]-xanthines, their preparation and their use as pharmaceutical composition Jan. 12, 2010
7608601 4'-Substituted nucleoside derivatives as inhibitors of HCV RNA replication Oct. 27, 2009
7601713 Kinase inhibitors and their uses Oct. 13, 2009
7579354 Adenosine receptor antagonists and methods of making and using the same Aug. 25, 2009
7569574 Purine derivatives, the preparation thereof and their use as pharmaceutical compositions Aug. 4, 2009
7494984 Substituted imidazo[1,2-a]pyrimidines as HIV viral DNA integrase inhibitors Feb. 24, 2009
7358235 Analogs of nitrobenzylthioinosine Apr. 15, 2008
6774130 Therapeutic compounds for inhibiting interleukin-12 signaling and methods for using same Aug. 10, 2004
6677316 Adenosine derivatives and methods of administration Jan. 13, 2004
6649600 Adenosine receptor antagonists and methods of making and using the same Nov. 18, 2003
6620796 Combinatorial library synthesis and pharmaceutically active compounds produced thereby Sep. 16, 2003
6440981 Method for inhibiting neoplastic cells and related conditions by exposure to 2,9-disubstituted purin-6-ones Aug. 27, 2002
6268372 Method for inhibiting neoplastic cells and related conditions by exposure to 2,9-disubstituted purin-6-ones Jul. 31, 2001
6124288 Xanthines and their therapeutic use Sep. 26, 2000
6103730 Amine substituted compounds Aug. 15, 2000
6100271 Therapeutic compounds containing xanthinyl Aug. 8, 2000
6060481 Method for improving insulin sensitivity using an adenosine receptor antagonist May. 9, 2000
5958933 Neurologically active compounds and compounds with multiple activities Sep. 28, 1999
5861404 2,9-disubstituted purin-6-ones Jan. 19, 1999
5861396 Purin-6-one derivatives Jan. 19, 1999
5760042 Griseolic acid derivatives, their preparation and their use Jun. 2, 1998
5756511 Method for treating symptoms of a neurodegenerative condition May. 26, 1998
5714142 Method and compositions for increasing the serum half-life of pharmacologically active agents by binding to transthyretin-selective ligands Feb. 3, 1998
5703085 Xanthine derivatives Dec. 30, 1997
5696124 Xanthine derivatives with adenosine-antagonistic activity Dec. 9, 1997
5668139 A1 adenosine receptor agonists and antagonists Sep. 16, 1997
5641784 8-substituted 1,3-dialiphaticxanthine derivatives Jun. 24, 1997
5631260 Xanthine epoxides as A.sub.1 adenosine receptor agonists and antagonists May. 20, 1997
5587378 Therapeutic agent for Parkinson's disease Dec. 24, 1996
5583137 Heterocyclic compounds for enhancing antitumor activity Dec. 10, 1996
5543415 Antidepressants Aug. 6, 1996
5514682 Fused imidazole and triazole derivatives as 5-HT1 receptor agonists May. 7, 1996
5498819 Griseolic acid derivatives, their preparation and their use Mar. 12, 1996
5446046 A1 adenosine receptor agonists and antagonists as diuretics Aug. 29, 1995
5302596 Tricyclic compounds as TXA.sub.2 antagonists Apr. 12, 1994
5281605 Novel xanthine derivatives Jan. 25, 1994

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