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Class Information
Number: 544/79
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) > Plural oxazine rings > Plural morpholine rings (i.e., plural fully hydrogenated 1, 4-oxazine rings) > Polycyclo ring system
Description: Compounds which contain a polycyclo ring system.










Sub-classes under this class:

Class Number Class Name Patents
544/80 Ring nitrogen in the polycyclo ring system 128


Patents under this class:
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Patent Number Title Of Patent Date Issued
8709308 Chromene compound Apr. 29, 2014
8691120 Chromene compound Apr. 8, 2014
8647538 Photochromic compounds having at least two photochromic moieties Feb. 11, 2014
8557807 Thienopyranones as kinase inhibitors Oct. 15, 2013
8535577 Photochromic materials that include 6-amino substituted indeno-fused naphthopyrans Sep. 17, 2013
8518305 Photochromic materials Aug. 27, 2013
8436344 Organic electroluminescent device May. 7, 2013
8308995 Chromene compound Nov. 13, 2012
8308996 Chromene compound Nov. 13, 2012
8277699 Photochromic materials that include 6-amino substituted indeno-fused naphthopyrans Oct. 2, 2012
8158037 Photochromic materials having extended pi-conjugated systems and compositions and articles including the same Apr. 17, 2012
8147726 Chromene compound Apr. 3, 2012
8039532 Heterocyclic compound, ultraviolet absorbent and composition containing the same Oct. 18, 2011
7973030 Benzothiazepine and benzothiepine compounds Jul. 5, 2011
7829560 1,4-disubstituted naphthalenes as inhibitors of P38 MAP kinase Nov. 9, 2010
7718653 Pyrimidine derivatives for inhibiting Eph receptors May. 18, 2010
7645878 Process for preparing quinazoline Rho-kinase inhibitors and intermediates thereof Jan. 12, 2010
7041669 1,4-benzofused urea compounds useful in treating cytokine mediated diseases May. 9, 2006
6319921 Aromatic heterocyclic compound as antiinflammatory agents Nov. 20, 2001
6130101 Sulfonated xanthene derivatives Oct. 10, 2000
5476934 Nitrogen-containing perfluoroalkanoyl peroxide and method for production thereof Dec. 19, 1995
5436243 Aminoanthraquinone derivatives to combat multidrug resistance Jul. 25, 1995
5399558 Isoflavonoid antibacterial compounds, compositions and use Mar. 21, 1995
5304548 Bivalent ligands effective for blocking ACAT enzyme for lowering plasma triglycerides and for elevating HDL cholesterol Apr. 19, 1994
5208339 Nitrogen-containing perfluoroalkanoyl peroxide and method for production thereof May. 4, 1993
5189188 Bis(triarylmethane) compounds Feb. 23, 1993
5093336 6- and 7-deoxyforskolin and derivatives thereof Mar. 3, 1992
5004813 Chromogenic phthalides and azaphthalides Apr. 2, 1991
4888433 Process for the preparation of optically active alpha-arylalkanoic acids and novel intermediates thereof Dec. 19, 1989
4876357 Chromogenic phthalides and azaphthalides Oct. 24, 1989
4855464 Optically active ketals, processes for their preparation and their use in the synthesis of alpha-arylalkanoic acids Aug. 8, 1989
4833246 Novel pyrazolone dye May. 23, 1989
4804394 Benzoxazines and use as herbicides Feb. 14, 1989
4797413 Thieno thiopyran sulfonamide derivatives, pharmaceutical compositions and use Jan. 10, 1989
4788187 Benzocyclobutene aminoalkylene ethers and thioethers, pharmaceutical composition and use Nov. 29, 1988
4766211 Chromogenic quinazolines Aug. 23, 1988
4753934 Acrylic acid heterocyclic amides, fungicidal compositions and use Jun. 28, 1988
4741765 Herbicidal sulfonamides May. 3, 1988
4737508 1-aryl-1-(1H-azol-1-ylalkyl)-1,3-dihydroisobenzofurans, related derivatives and pharmaceutical compositions thereof useful as antifungals Apr. 12, 1988
4734507 Optically active ketals, processes for their preparation and their use in the synthesis of alpha-arylalkanoic acids Mar. 29, 1988
4661483 Antihypercholesterolemic lactone compounds, compositions and use Apr. 28, 1987
4639443 Labdane compounds, pharmaceutical compositions and use Jan. 27, 1987
4639442 Benzocyclobutene aminoalkylene ethers and thioethers, pharmaceutical compositions and use Jan. 27, 1987
4638001 Bicyclic benzenoid aminoalkylene ethers and thioethers, pharmaceutical compositions and use Jan. 20, 1987
4617314 Benzofuran- and benzopyran-carboxamide derivatives Oct. 14, 1986
4602087 Distyrylbiphenyls Jul. 22, 1986
4540519 1,4-Bis(substituted-amino)-5,8-dihydroxyanthraquinones and leuco bases thereof Sep. 10, 1985
4419354 9,10-Bis(aminoalkoxy)anthracenes Dec. 6, 1983
4385182 Thioxanthonecarboxylic acids and thioxanthonecarboxylic acid derivatives May. 24, 1983
4375469 Oxaza heterocycle-anthraquinones, pharmaceutical compositions thereof and method of use thereof Mar. 1, 1983

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