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Class Information
Number: 514/263.38
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.) > Chalcogen attached indirectly to the 9- position of the purine ring system by acyclic nonionic bonding
Description: Subject matter wherein chalcogen (i.e., oxygen, sulfur, selenium, or tellurium) is indirectly attached to the 9- position of the purine ring system by acyclic nonionic bonding.

Patents under this class:
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Patent Number Title Of Patent Date Issued
8623882 Aciclovir and diclofenac combination therapy for functional somatic syndromes Jan. 7, 2014
8592434 Mucoadhesive buccal tablets for the treatment of orofacial herpes Nov. 26, 2013
8486374 Hydrophilic, non-aqueous pharmaceutical carriers and compositions and uses Jul. 16, 2013
8476285 Purine-core inhibitors of HSP90 and their use in treating cancer Jul. 2, 2013
8278264 Compositions and methods for enhancing drug delivery across and into ocular tissues Oct. 2, 2012
8236756 Prodrugs cleavable by CD26 Aug. 7, 2012
8217050 Adenine derivative as inhibitors of HSP90 for the treatment of cancer Jul. 10, 2012
8168643 Reversible inhibitors of S-adenosyl-L-homocysteine hydrolase and uses thereof May. 1, 2012
8138172 8-oxoadenine derivatives acting as modulators of TLR7 Mar. 20, 2012
8124609 Acyclic nucleoside derivatives Feb. 28, 2012
8067411 Compounds Nov. 29, 2011
8067413 9-substituted-8-oxo-adenine compounds as toll-like receptor (TLR7 ) modulators Nov. 29, 2011
8063051 9-substituted-8-oxo-adenine compounds as toll-like receptor (TLR7) modulators Nov. 22, 2011
7846937 Cyclopropanecarboxylate esters of acyclovir Dec. 7, 2010
7569574 Purine derivatives, the preparation thereof and their use as pharmaceutical compositions Aug. 4, 2009
7432274 Acyclic nucleoside derivatives Oct. 7, 2008
7419967 Sulfonamide inhibitors of aspartyl protease Sep. 2, 2008
7388002 Nucleosides, preparation thereof and use as inhibitors of RNA viral polymerases Jun. 17, 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
7229961 Compositions and methods for enhancing drug delivery across and into ocular tissues Jun. 12, 2007
7196093 Reversible inhibitors of SAH hydrolase and uses thereof Mar. 27, 2007
7189730 A.sub.2A adenosine receptor antagonists Mar. 13, 2007
7045525 Use of (R)-peniciclovir triphosphate for the manufacture of a medicament for the treatment of viral diseases May. 16, 2006
7041305 Stable water in oil aminophylline emulsions May. 9, 2006
6958344 Pyrimidine compounds and their use as modulators of chemokine receptor activity Oct. 25, 2005
6855736 Molecular target of neurotoxicity Feb. 15, 2005
6770651 A2B adenosine receptor antagonists Aug. 3, 2004
6747016 Substituted purine derivatives as inhibitors of cell adhesion Jun. 8, 2004
6703394 Acyclic nucleoside derivatives Mar. 9, 2004
6696454 Inhibitors of spermidine synthase for the treatment of osteoarthritis and cartilage rehabilitation Feb. 24, 2004
6693106 Pentoxifylline, pioglitazone and metformin are inhibitors of formation of advanced glycation endproducts (AGE's) Feb. 17, 2004
6683084 Use of 2-amino purine derivatives for the treatment and prophylaxis of human herpes virus 6 infections Jan. 27, 2004
6613743 Sulfonamide inhibitors of aspartyl protease Sep. 2, 2003
6579981 Antiviral guanine derivatives Jun. 17, 2003
6576636 Method of treating a liver disorder with fatty acid-antiviral agent conjugates Jun. 10, 2003
6569864 Pharmaceutical agents containing acyclovir, fusaric acid and derivatives thereof May. 27, 2003
6548486 Fatty acid esters of nucleoside analogs Apr. 15, 2003
6537997 Method for diagnosing and alleviating the symptoms of chronic fatigue syndrome Mar. 25, 2003
6512004 Promoters of neural regeneration Jan. 28, 2003
6489330 Use of penciclovir for the treatment of human herpes-virus-8 Dec. 3, 2002
6465473 Method for treatment of reactive arthritis or bursitis Oct. 15, 2002
6448227 Therapeutically effective substance mixture Sep. 10, 2002
6440979 Aryl isoguanines Aug. 27, 2002
6407137 Dopamine analog amide Jun. 18, 2002
6399622 Method for diagnosing and alleviating the symptoms of chronic fatigue syndrome Jun. 4, 2002
6338963 Use of carbon monoxide dependent guanylyl cyclase modifiers to stimulate neuritogenesis Jan. 15, 2002
6328955 Method for regulating IL-10 with IL-9, and applications thereof Dec. 11, 2001
6297226 Synthesis and methods of use of 9-substituted guanine derivatives Oct. 2, 2001

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