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Class Information
Number: 544/90
Name: Organic compounds -- part of the class 532-570 series > Organic compounds (class 532, subclass 1) > Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., oxygen, sulfur, selenium, or tellurium) or nitrogen as the only ring hetero atoms (class 540, subclass 1) > Hetero ring is six-membered having two or more ring hetero atoms of which at least one is nitrogen (e.g., selenazines, etc.) > Six-membered hetero ring consists of oxygen, nitrogen and carbon (e.g., 1,2-oxazines, etc) > 1,3-oxazines > Polycyclo ring system having the oxazine ring as one of the cyclos > Bicyclo ring system having the oxazine ring as one of the cyclos
Description: Compounds in which the polycyclo ring system consists of exactly two rings.

Sub-classes under this class:

Class Number Class Name Patents
544/92 Chalcogen bonded directly to the oxazine ring 236
544/91 Three or more ring hetero atoms in the bicyclo ring system 99

Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8653259 Process for synthesizing heterocyclic compounds Feb. 18, 2014
8507148 Benzoxazine-based monomer, polymer thereof, electrode for fuel cell including the polymer, electrolyte membrane for fuel cell including the polymer, and fuel cell using the electrode Aug. 13, 2013
8476264 N-(3-(2-amino-6,6-difluoro-4,4A,5,6,7,7A-hexahydro-cyclopenta[E][1,3]oxazi- n-4-yl)-phenylamides as BACE1 inhibitors Jul. 2, 2013
8420808 Process for the preparation of efavirenz Apr. 16, 2013
8394791 Crystalline, enantiomerically pure salt form of a beta-agonist, and the use thereof as a drug Mar. 12, 2013
8318930 Process for preparing polymorphic forms of (S)-6-chloro-(cyclopropylethynyl)-1,4-dihydro-4-(trifluoromethyl)-2H-3,1-- benzoxazin-2-one Nov. 27, 2012
8288533 Methods for preparing benzoxazines using aqueous solvent Oct. 16, 2012
8258131 Fused bicyclic compound Sep. 4, 2012
8192892 Phosphorous containing benzoxazine-based monomer, polymer thereof, electrode for fuel cell including the same, electrolyte membrane for fuel cell including the same, and fuel cell employing th Jun. 5, 2012
8187766 Benzoxazine-based monomer, polymer thereof, electrode for fuel cell including the polymer, electrolyte membrane for fuel cell including the polymer, and fuel cell using the electrode May. 29, 2012
8163740 6-substituted benzoxazines Apr. 24, 2012
8110569 Enantiomerically pure S-etifoxine, pharmaceutical compositions thereof and methods of their use Feb. 7, 2012
8058362 Manufacture of novel epoxy resins semi-thermosets and their high TG thermosets for electronic applications Nov. 15, 2011
8044047 5-substituted benzoxazines Oct. 25, 2011
7973158 Method of preparing benzoxazines Jul. 5, 2011
7947802 Benzoxazine monomers, polymers and compositions May. 24, 2011
7897761 Heterocyclic compound Mar. 1, 2011
7879846 Serine hydrolase inhibitors Feb. 1, 2011
7867949 Hydrazide compound and pesticidal use of the same Jan. 11, 2011
7842688 Organic compounds Nov. 30, 2010
7790715 Organic compounds Sep. 7, 2010
7700591 Benzoxazinyl-amidocyclopentyl-heterocyclic modulators of chemokine receptors Apr. 20, 2010
7687495 Substituted piperidines Mar. 30, 2010
7655649 Inhibitors of Akt activity Feb. 2, 2010
7595343 Inhibitors of histone deacetylase Sep. 29, 2009
7569564 Cyclothiocarbamate derivatives as progesterone receptor modulators Aug. 4, 2009
7566780 Phosphorus-based oxazine compounds and preparation method of the same Jul. 28, 2009
7566707 Imidazopyridazinone and imidazopyridone derivatives, the preparation thereof and their use as pharmaceutical compositions Jul. 28, 2009
7544677 Inhibitors of Akt activity Jun. 9, 2009
7514461 Chroman derivatives Apr. 7, 2009
7462608 Non nucleoside reverse transcriptase inhibitors Dec. 9, 2008
7407950 N-(heteroaryl)-1H-indole-2-carboxamide derivatives and their use as vanilloid TRPV1 receptor ligands Aug. 5, 2008
7393844 Tetrahydropyranyl cyclopentyl heterocyclic amide modulators of chemokine receptor activity Jul. 1, 2008
7378416 MIF-inhibitors May. 27, 2008
7326704 Iminobenzoxazines, iminobenzthiazines and iminoquinazolines for controlling invertebrate pests Feb. 5, 2008
7276508 Indole derivatives useful for the treatment of CNS disorders Oct. 2, 2007
7259161 Compositions useful as inhibitors of JAK and other protein kinases Aug. 21, 2007
7205402 Synthesis of a benzoxazinone Apr. 17, 2007
7169951 Quinazoline derivatives and pharmaceutical applications thereof Jan. 30, 2007
7148217 Iminobenzoxazines, iminobenzthiazines and iminoquinazolines for controlling invertebrate pests Dec. 12, 2006
6867211 4-Pyridyl-and 2,4-pyrimidinyl-substituted pyrrole derivatives and their use in pharmacy Mar. 15, 2005
6858623 Compounds useful as reversible inhibitors of cysteine proteases Feb. 22, 2005
6855674 Hydroxy aromatic Mannich base condensation products and the use thereof as soot dispersants in lubricating oil compositions Feb. 15, 2005
6841559 Pyridinones to treat and prevent bacterial infections Jan. 11, 2005
6777404 Use of corticotropin releasing factor antagonists and related compositions Aug. 17, 2004
6743852 Benzoxazines, thermosetting resins comprised thereof, and methods for use thereof Jun. 1, 2004
6719926 Chromene compound Apr. 13, 2004
6642228 .alpha.1b-adrenergic receptor antagonists Nov. 4, 2003
6531469 Substituted 1-(4-piperidyl)-3-(aryl) isothioureas their preparation and their therapeutic application Mar. 11, 2003
6525194 Chromene compound Feb. 25, 2003

1 2 3

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