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Class Information
Number: 514/263.37
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) > Chalcogen bonded directly to a ring carbon of the purine ring system > Nitrogen bonded directly to a ring carbon of the purine ring system (e.g., guanine, etc.)
Description: Subject matter wherein a ring carbon of the purine ring system is directly bonded to a nitrogen.

Sub-classes under this class:

Class Number Class Name Patents
514/263.38 Chalcogen attached indirectly to the 9- position of the purine ring system by acyclic nonionic bonding 128

Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8673926 Spiro[2.4]heptanes for treatment of flaviviridae infections Mar. 18, 2014
8637527 Imidazolo-, oxazolo-, and thiazolopyrimidine modulators of TRPV1 Jan. 28, 2014
8507507 Modulators of toll-like receptors Aug. 13, 2013
8476285 Purine-core inhibitors of HSP90 and their use in treating cancer Jul. 2, 2013
8372852 Purines as reverse transcriptase inhibitors Feb. 12, 2013
8372836 Spray dried formulation Feb. 12, 2013
8357374 Conjugates of synthetic TLR agonists and uses therefor Jan. 22, 2013
8309555 Compositions and methods for inducing cell dedifferentiation Nov. 13, 2012
8288397 Imidazolo-, oxazolo-, and thiazolopyrimidine modulators of TRPV1 Oct. 16, 2012
8222257 Phosphono-pent-2-en-1-yl nucleosides and analogs Jul. 17, 2012
8217050 Adenine derivative as inhibitors of HSP90 for the treatment of cancer Jul. 10, 2012
8148371 Adenine compound and use thereof Apr. 3, 2012
8124609 Acyclic nucleoside derivatives Feb. 28, 2012
8071609 Unsaturated heterocyclic derivatives Dec. 6, 2011
8067413 9-substituted-8-oxo-adenine compounds as toll-like receptor (TLR7 ) modulators Nov. 29, 2011
8067411 Compounds Nov. 29, 2011
8026245 HIV replication inhibiting purine derivatives Sep. 27, 2011
7989459 Purinones and 1H-imidazopyridinones as PKC-theta inhibitors Aug. 2, 2011
7981436 Hydrogels for the controlled release of bioactive materials Jul. 19, 2011
7968544 Modulators of toll-like receptor 7 Jun. 28, 2011
7825126 Purine derivatives as A3 and A1 adenosine receptor agonists Nov. 2, 2010
7820636 Sugar intake promoters Oct. 26, 2010
7781432 Analogs of nitrobenzylthioinosine Aug. 24, 2010
7754728 Adenine compound and use thereof Jul. 13, 2010
7727995 Antiherpes drug combinations Jun. 1, 2010
7569574 Purine derivatives, the preparation thereof and their use as pharmaceutical compositions Aug. 4, 2009
7521454 Adenine derivatives Apr. 21, 2009
7432274 Acyclic nucleoside derivatives Oct. 7, 2008
7393855 2,2-bis-(hydroxymethyl)cyclopropylidenemethyl-purines and pyrimidines as antiviral agents Jul. 1, 2008
7273864 Compositions and methods for inducing osteogenesis Sep. 25, 2007
7256196 Purine cytokine inhibitors Aug. 14, 2007
7238700 A.sub.2B adenosine receptor antagonists Jul. 3, 2007
7217702 Selective antagonists of A2A adenosine receptors May. 15, 2007
7189730 A.sub.2A adenosine receptor antagonists Mar. 13, 2007
7157465 Adenine derivatives Jan. 2, 2007
7157449 Medicament for the treatment of diseases caused by parasitic protozoa Jan. 2, 2007
7087589 Methanocarba cycloakyl nucleoside analogues Aug. 8, 2006
7045525 Use of (R)-peniciclovir triphosphate for the manufacture of a medicament for the treatment of viral diseases May. 16, 2006
7008948 Fused pyrimidyl pyrazole compounds useful as protein kinase inhibitors Mar. 7, 2006
6969720 Biaryl substituted purine derivatives as potent antiproliferative agents Nov. 29, 2005
6958324 Inosine compounds and their use for treating or preventing an inflamation or a reperfusion disease Oct. 25, 2005
6958344 Pyrimidine compounds and their use as modulators of chemokine receptor activity Oct. 25, 2005
6926763 Purine and isosteric antibacterial compounds Aug. 9, 2005
6924271 3-.beta.-D-ribofuranosylthiazolo[4-5-d]pyridimine nucleosides and uses thereof Aug. 2, 2005
6911460 Antiviral agents and methods of treating viral infections Jun. 28, 2005
6790841 2-hydroxymethylcyclopropylidenemethylpurines and -pyrimidines as antiviral agents Sep. 14, 2004
6770651 A2B adenosine receptor antagonists Aug. 3, 2004
6734187 Purine derivatives and medicaments comprising the same as active ingredient May. 11, 2004
6620796 Combinatorial library synthesis and pharmaceutically active compounds produced thereby Sep. 16, 2003
6589950 Purine derivatives inhibitors of tyrosine protein kinase SYK Jul. 8, 2003

1 2 3

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