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Class Information
Number: 514/255.02
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.) > 1,4 diazines > Piperazines (i.e., fully hydrogenated 1,4-diazines) > Chalcogen bonded directly to a piperazine ring carbon
Description: Subject matter wherein a chalcogen (i.e. oxygen, sulfur, selenium, or tellurium) is bonded directly to carbon of the piperazine ring.










Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8653085 Diketopiperazine salts for drug delivery and related methods Feb. 18, 2014
8637521 Substituted piperazin-2,5-diones and their use as multifunctional bioactive compounds Jan. 28, 2014
8592422 Bicyclic triazole and pyrazole lactams as allosteric modulators of mGluR5 receptors Nov. 26, 2013
8557825 Sulfonyl-derivatives as novel inhibitors of histone deacetylase Oct. 15, 2013
8507496 Treatment of diseases Aug. 13, 2013
8450301 Piperazine compounds with a herbicidal action May. 28, 2013
8426415 Human ADAM-10 inhibitors Apr. 23, 2013
8420632 Benzenesulfonamide compounds, method for synthesizing same, and use thereof in medicine as well as in cosmetics Apr. 16, 2013
8357679 Hexafluoroisopropanol derivatives Jan. 22, 2013
8338405 Therapeutic piperazines Dec. 25, 2012
8318747 2,5-disubstituted arylsulfonamide CCR3 antagonists Nov. 27, 2012
8314105 Methods of reducing risk of infection from pathogens Nov. 20, 2012
8314106 Substituted diketopiperazine analogs for use as drug delivery agents Nov. 20, 2012
8278308 Diketopiperazine salts for drug delivery and related methods Oct. 2, 2012
8268830 Method of using diketopiperazines and composition containing them Sep. 18, 2012
8217047 Therapeutic methods and compounds Jul. 10, 2012
8217063 Lactam-substituted dicarboxylic acids and use thereof Jul. 10, 2012
8143242 Malonamide derivatives with antithrombotic activity Mar. 27, 2012
8119642 Structurally rigid dopamine D3 receptor selective ligands and process for making them Feb. 21, 2012
7943614 Carboxamide compound and use of the same May. 17, 2011
7838527 Methods of treating cancer and related methods Nov. 23, 2010
7834004 Sulfonyl-substituted bicyclic compounds as modulators of PPAR Nov. 16, 2010
7820676 Diketopiperazine salts for drug delivery and related methods Oct. 26, 2010
7816389 Organic compounds Oct. 19, 2010
7767666 Butyl and butynyl benzyl amine compounds Aug. 3, 2010
7763620 Piperazinone compounds as anti-tumor and anti-cancer agents and methods of treatment Jul. 27, 2010
7704957 Composition for inhibiting HIV activity extracted from Paecilomyces sp. (Tochu-kaso) J300 Apr. 27, 2010
7662816 Cyclic amine BACE-1 inhibitors having a benzamide substituent Feb. 16, 2010
7582632 Tri(cyclo) substituted amide compounds Sep. 1, 2009
7572787 Substituted naphthalene sulfonamides Aug. 11, 2009
7560459 Substituted sulfamate anticonvulsant derivatives Jul. 14, 2009
7550462 Piperazinediones as oxytocin receptor antagonists Jun. 23, 2009
7531535 Lactam-containing compounds and derivatives thereof as factor Xa inhibitors May. 12, 2009
7517884 Sulfonyl-substituted bicyclic compounds as modulators of PPAR Apr. 14, 2009
7494999 Sulfonyl-substituted bicyclic compounds as modulators of PPAR Feb. 24, 2009
7449466 Cyclic aminophenyl sulfamate derivative Nov. 11, 2008
7332153 Cosmetic compositions Feb. 19, 2008
7288545 Piperazinedione compounds Oct. 30, 2007
7265108 Nitrogen containing heterocyclic compounds and medicines containing the same Sep. 4, 2007
7223751 Sulfonamide derivatives, intermediate thereof, its preparation methods, and pharmaceutical composition comprising the same May. 29, 2007
7115611 Phenyl derivatives, their manufacture and use as pharmaceutical agents Oct. 3, 2006
7105507 Cyclohexane derivatives and their use as therapeutic agents Sep. 12, 2006
7094778 Heterocyclylalkylamines as muscarinic receptor antagonists Aug. 22, 2006
6989383 Method of treating cancer Jan. 24, 2006
6972287 Method of inhibiting amyloid protein aggregation and imaging amyloid deposits Dec. 6, 2005
6967202 Method of synthesizing diketopiperazines Nov. 22, 2005
6916816 Phenanthryl piperazinyl dicarboxylic acids as selective NMDA receptor modulating agents Jul. 12, 2005
6900213 Bisaryl derivatives having FSH modulatory activity May. 31, 2005
6878707 Carboxamides useful as inhibitors of microsomal triglyceride transfer protein and of apolipoprotein b secretion Apr. 12, 2005
6863891 Oligopeptide lyophilisate, their preparation and use Mar. 8, 2005

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