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Class Information
Number: 514/176
Name: Drug, bio-affecting and body treating compositions > Designated organic active ingredient containing (doai) > Cyclopentanohydrophenanthrene ring system doai > Hetero ring containing > Nitrogen containing hetero ring
Description: Subject matter wherein the hetero ring contains at least one nitrogen atom.










Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
5416079 21-chloro-pregnane derivative May. 16, 1995
5407926 Ophthalmic composition Apr. 18, 1995
5389624 Antiandrogenic [3,2-c]pyrazole and [3,2-d]triazole steroids Feb. 14, 1995
5364847 Inhibitors of sex steroid biosynthesis and methods for their production and use Nov. 15, 1994
5358940 Chelate complexes and processes for their preparation Oct. 25, 1994
5340805 Danazol for treatment of urinary incontinence Aug. 23, 1994
5332582 Stabilization of aminosteroids for topical ophthalmic and other applications Jul. 26, 1994
5328903 Composition for solid pharmaceutical preparations containing vitamin D3 derivative Jul. 12, 1994
5318961 4-amino-.DELTA.4-steroids and their use as 5.alpha.-reductase inhibitors Jun. 7, 1994
5290771 19-nor-steroids Mar. 1, 1994
5273971 13-alkyl-11.beta.-phenylgonanes Dec. 28, 1993
5256408 Aminosteroids for ophthalmic use Oct. 26, 1993
5252319 Aminosteroids for ophthalmic use Oct. 12, 1993
5244886 11.beta.-phenyl-14.beta.H steroids Sep. 14, 1993
5236912 Antiandrogenic [3,2-c]pyrazole and [3,2-d]triazole steroids Aug. 17, 1993
5232915 9.alpha.-hydroxy-19,11.beta.-bridged steroids, their production and pharmaceutical preparations containing these steroids Aug. 3, 1993
5232917 Methods, compositions, and compounds for allosteric modulation of the GABA receptor by members of the androstane and pregnane series Aug. 3, 1993
5215972 Steroids Jun. 1, 1993
5212166 Unsaturated 17.beta.-subsituted 3-carboxy steroids May. 18, 1993
5209926 Aminosteroids for ophthalmic use May. 11, 1993
5208227 Method, compositions, and compounds for modulating brain excitability May. 4, 1993
5202316 N,N,N',N'-6-(1-piperazinyl)-2,5-pyridinediamines Apr. 13, 1993
5183815 Bone acting agents Feb. 2, 1993
5175155 Win 49596-finasteride method of use and compositions Dec. 29, 1992
5134135 Antiandrogenic sulfonylsteroidooxazoles Jul. 28, 1992
5126488 2.beta.,19-methyleneamino bridged steroids as aromatase inhibitors Jun. 30, 1992
5124321 17-halomethylene estratrienes Jun. 23, 1992
5124154 Aminosteroids for ophthalmic use Jun. 23, 1992
5120723 Method, compositions, and compounds for modulating brain excitability Jun. 9, 1992
5108996 19-nor-3-keto steroids Apr. 28, 1992
5081113 Novel 3-keto-steroids Jan. 14, 1992
5061700 Glyceryl acetate ointment vehicles Oct. 29, 1991
5053405 Antiandrogenic sulfonylsteroidothiazoles Oct. 1, 1991
5041433 11-keto or hydroxy 3,5-diene steroids as inhibitors of steriod 5-.alpha.-reductase Aug. 20, 1991
5041432 Steroid derivatives useful as hypocholesterolemics Aug. 20, 1991
5036062 Novel esters Jul. 30, 1991
4997653 Method for treating endometriosis with topical preparations containing danazol Mar. 5, 1991
4987128 Novel 10.beta.-alkynyl-steroids Jan. 22, 1991
4977147 17-methylene- and 17-ethylidene-estratrienes Dec. 11, 1990
4970204 3-substituted nitro-steroid derivatives as 5-.alpha.-reductase inhibitors Nov. 13, 1990
4970205 Sulfonic acid substituted aromatic steroids as inhibitors of steroid 5-.alpha.-reductase Nov. 13, 1990
4968675 Non-hemolytic lazaroid parenteral formulation Nov. 6, 1990
4954490 11 .beta.-substituted progesterone analogs Sep. 4, 1990
4954446 Aromatic steroid 5-.alpha.-reductase inhibitors Sep. 4, 1990
4913852 Compounds obtained from the associative synthesis of sulfur-containing or sulfur-free amino acids with pregnane derivatives Apr. 3, 1990
4894369 Novel 2.beta.-morpholino-androstane derivatives Jan. 16, 1990
4891366 Novel 2.beta.,16.beta.-diamino-androstanes Jan. 2, 1990
4876250 Methods for controlling ocular hypertension with angiostatic steroids Oct. 24, 1989
4868167 Novel peptidyl amino steroids Sep. 19, 1989
4863911 Method for treating male sexual dysfunction Sep. 5, 1989

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