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) > Additional hetero ring attached directly or indirectly to the piperazine ring by nonionic bonding > Patents

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Class Information
Number: 514/252.13
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) > Additional hetero ring attached directly or indirectly to the piperazine ring by nonionic bonding
Description: Subject matter wherein the piperazine ring is attached directly or indirectly to an additional hetero ring by nonionic bonding.

Sub-classes under this class:

Class Number	Class Name	Patents
514/254.1	Ring oxygen in the additional hetero ring	199
514/252.14	The additional hetero ring is a 1,3 diazine ring	367
514/254.01	The additional hetero ring is five-membered having ring nitrogen	334
514/253.01	The additional hetero ring is six-membered consisting of one nitrogen and five carbon atoms	565

Patents under this class:

1 2 3 4 5 6 7 8 9 10 11

Patent Number	Title Of Patent	Date Issued
6642225	Diazacycloalkanedione derivatives	Nov. 4, 2003
6638967	Thiophene of furan pyrrolidine compounds	Oct. 28, 2003
6630461	Derivatives of 2-(iminomethyl) amino-phenyl, their preparation, their use as medicaments and the pharmaceutical compositions containing them	Oct. 7, 2003
6627661	Use of 5HT-6 antagonists	Sep. 30, 2003
6613762	Gambogic acid, analogs and derivatives as activators of caspases and inducers of apoptosis	Sep. 2, 2003
6613776	Pyrazole compounds useful as protein kinase inhibitors	Sep. 2, 2003
6608070	2,3-substituted indole compounds as anti-inflammatory and analgesic agents	Aug. 19, 2003
6605637	Lipoic acid derivatives, their preparation, and pharmaceutical compositions containing them	Aug. 12, 2003
6602871	Thrombin or factor Xa inhibitors	Aug. 5, 2003
6602874	Heterocyclic carboxamides	Aug. 5, 2003
6602875	Sorbitol dehydrogenase inhibitors	Aug. 5, 2003
6599903	Derivatives of 2-(iminomethyl)amino-phenyl, their preparation, their use as medicaments and the pharmaceutical compositions containing them	Jul. 29, 2003
6599904	Sulphonamide derivatives, process for their preparation, and their use as medicaments	Jul. 29, 2003
6596706	Piperazine-cyclodextrin complexes	Jul. 22, 2003
6596722	Piperidine, tetrahydropyridine and piperazine derivatives, their preparation and use	Jul. 22, 2003
6596745	Method for treating fibrotic diseases with azolium chroman compounds	Jul. 22, 2003
6593332	Pharmaceutically active compounds	Jul. 15, 2003
6586439	Pharmaceutically active compounds	Jul. 1, 2003
6583179	Substituted aminoalkylamide derivatives as antagonists of follicle stimulating hormone	Jun. 24, 2003
6583144	Nitrogen-containing heterocyclic compounds and therapeutic agents for hyperlipidemia comprising the same	Jun. 24, 2003
6573266	Piperazine derivatives and their use as anti-inflammatory agents	Jun. 3, 2003
6566389	Therapeutic uses of melatonin	May. 20, 2003
6562860	Combinations of ileal bile acid transport inhibitors and bile acid sequestering agents for cardiovascular indications	May. 13, 2003
6562827	Heterocyclically substituted amides used as calpain inhibitors	May. 13, 2003
6559186	Compositions and methods of treatment of sympathetically maintained pain	May. 6, 2003
6552014	Methods of inhibiting platelet activation with selective serotonin reuptake inhibitors	Apr. 22, 2003
6552022	Benzamide derivatives and their use as ApoB-100 secretion inhibitors	Apr. 22, 2003
6548505	Radioprotectors	Apr. 15, 2003
6545031	Endothelin receptor antagonists	Apr. 8, 2003
6544986	Pyridones and their use as modulators of serine hydrolase enzymes	Apr. 8, 2003
6541477	Inhibitors of p38-a kinase	Apr. 1, 2003
6541476	Piperazine derivatives and their use as anti-inflammatory agents	Apr. 1, 2003
6537995	Heterocyclic carboxamides	Mar. 25, 2003
6531503	Benzofurane derivatives	Mar. 11, 2003
6525042	Sulfonyl derivatives	Feb. 25, 2003
6521618	3-cyanoquinolines, 3-cyano-1,6-naphthyridines, and 3-cyano-1,7-naphthyridines as protein kinase inhibitors	Feb. 18, 2003
6514996	Derivatives of benzofuran or benzodioxole	Feb. 4, 2003
6514967	Compound for preparing medicines for treating pathologies involving extracellular glutamate, and methods for obtaining same	Feb. 4, 2003
6509329	Cyclic diamine compound with 6-membered ring groups	Jan. 21, 2003
6506750	Morpholine derivatives, method for the production thereof and pharmaceutical preparations containing said derivatives	Jan. 14, 2003
6503910	Hydroxamic and carboxylic acid derivatives	Jan. 7, 2003
6503911	Sustained release ranolazine formulations	Jan. 7, 2003
6500821	4-amino-1-aryl-1,5-dihydropyrrol-2-ones and process for making	Dec. 31, 2002
6492393	Compounds useful as anti-inflammatory agents	Dec. 10, 2002
6492375	Partially saturated calcium channel blockers	Dec. 10, 2002
6492370	Urea derivatives and pharmaceutical compositions thereof	Dec. 10, 2002
6492368	Benzamidine derivatives as factor XA inhibitors	Dec. 10, 2002
6489327	Tryptase inhibitors	Dec. 3, 2002
6489354	3-alkyl substituted pyrrolidine modulators of chemokine receptor activity	Dec. 3, 2002
6489324	Piperazine compounds as inhibitors of MMP or TNF	Dec. 3, 2002