| Patents for C07J 53 - Steroids in which the cyclopenta[a]hydrophenanthrene skeleton has been modified by condensation with carbocyclic rings or by formation of an additional ring by means of a direct link between two ring carbon atoms (1,809) |
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| 10/06/2010 | CN101851266A Novel cycloartane triterpenoidsaponins and preparation method and application thereof |
| 09/30/2010 | US20100249083 16,17-carbocyclic condensed steroid compounds having selective estrogenic activity |
| 09/29/2010 | CN101440115B Method for extracting oryzanol |
| 09/23/2010 | US20100240630 Compounds and therapeutic uses thereof |
| 09/21/2010 | US7799768 Polymorphs of 3-O-(3′,3′-dimethylsuccinyl)betulinic acid di-N-methyl-D-glucamine |
| 09/15/2010 | CN101830965A Method for catalyzing and hydrolyzing natural nucleoside compound by metal ion |
| 09/15/2010 | CN101830959A Method for synthesizing drospirenone |
| 09/14/2010 | US7794802 Polymerizable liquid crystal compound, composition and polymer |
| 09/08/2010 | CN101824068A Cyclic-ahltin type triterpenoid saponin compound and preparation method and application thereof |
| 09/01/2010 | CN101817861A Method for preparing high-purity astragaloside for treating diabetes nephropathy and peripheral neuritis of diabetes complications |
| 08/25/2010 | CN101812109A Preparation method of astragaloside |
| 08/24/2010 | US7781421 such as (3 alpha ,5 alpha )-21-bromo-3-hydroxy-18,21-cyclopregn-18(21)-en-20-one used as anesthetics, anticonvulsants, anxiolytic agents or for prophylaxis of sleep disorders or drug abuse and dependence |
| 08/10/2010 | CA2250309C Steroids as neurochemical initiators of change in human blood levels of lh or fsh |
| 08/05/2010 | US20100196290 Compositions comprising betulonic acid |
| 07/21/2010 | CN101781354A Production method for preparing astragaloside A |
| 07/14/2010 | CN101775057A Method for preparing drospirenone and intermediate thereof |
| 07/14/2010 | CN101775056A Method for extracting, separating and purifying Astragaloside IV from Astragalus mongholicus |
| 07/06/2010 | US7749988 Triterpenoid derivatives |
| 06/30/2010 | CN101759755A Method for preparing astragaloside from astragalus root |
| 06/16/2010 | CN101743248A Process for the preparation of 17-(3-hydroxypropyl)-17-hydroxysteroids |
| 06/16/2010 | CN101735300A Method for preparing 6beta,7beta-methylene-steride-3beta,5beta-diol |
| 06/15/2010 | US7737236 Electroconductive polymers, for use in electroluminescent diodes for displays in mobile telephones or for visual display units in computers |
| 06/15/2010 | CA2335505C Novel triterpenoids and their use for the treatment and prevention of cancer, inflammatory disorders, and neurodegenerative disease |
| 06/10/2010 | US20100144688 23-Substituted Derivatives of Lupane-type Pentacyclic Triterpenoids |
| 06/02/2010 | EP2192183A1 Triterpene oxidase derived from plant belonging to genus glychyrrhiza, gene encoding the triterpene oxidase, and use of the protein or the gene |
| 06/02/2010 | CN101717427A Process for extracting astragaloside IV |
| 06/01/2010 | US7727976 achieving prolonged therapeutic or prophylactic blood concentrations of a drug or active metabolite ; transportating through intestine walls |
| 05/27/2010 | WO2010058795A1 Antioxidant |
| 05/27/2010 | US20100130455 Bismethylene-17a carbolactones and related uses |
| 05/27/2010 | CA2742947A1 Antioxidant |
| 05/25/2010 | CA2584975C Drug and food or drink for improving pancreatic functions |
| 05/19/2010 | CN101012266B Large-scale industrialization preparation method for cyclovirobuxinum C |
| 05/12/2010 | CN101704872A 23-hydroxybetulinic acid derivatives as well as preparation methods and application thereof |
| 05/11/2010 | CA2294709C Compositions and methods for enhancing delivery of therapeutic agents to cells |
| 04/28/2010 | EP2178899A1 17beta-cyano-18a-homo-19-nor-androst-4-ene derivative, use thereof and medicaments containing said derivative |
| 04/28/2010 | EP2178376A1 Lupane-type triterpenoids modified at 30-position and analogues thereof |
| 04/28/2010 | CN1867578B The conjugates of a hydrophilic polymer-buxus's extracts and the pharmaceutical compositions of thereof |
| 04/27/2010 | CA2542780C Drug and food or drink for improving hyperglycemia |
| 04/07/2010 | EP2170926A2 Process for the preparation of 17-(3-hydroxypropyl)-17-hydroxysteroids |
| 04/07/2010 | EP2170925A2 17ß -CYANO-19-NOR-ANDROST-4-ENE DERIVATIVE, USE THEREOF AND MEDICAMENTS CONTAINING SAID DERIVATIVE |
| 04/06/2010 | US7691836 Progesterone receptor modulators |
| 04/01/2010 | US20100081638 Compositions comprising an extract of tiarella polyphylla or compounds isolated therefrom for preventing and treating cancer diseases |
| 03/31/2010 | EP2168974A2 Drospirenon (6ß, 7ß; 15ß,16ß-Dimethylene-3-oxo-17alpha-pregn-4-ene-21,17-carbolactone, DRSP) with less than 0.2 % impurity |
| 03/31/2010 | EP2167525A2 17ß-CYANO-19-ANDROST-4-ENE DERIVATIVE, USE THEREOF AND MEDICAMENTS CONTAINING SAID DERIVATIVE |
| 03/24/2010 | CN101679479A 17ss-cyano-19-androst-4-ene derivative, use thereof and medicaments containing said derivative |
| 03/24/2010 | CN101679478A 17ss-cyano-19-nor-androst-4-ene derivative, use thereof and medicaments containing said derivative |
| 03/24/2010 | CN101679477A 17beta-cyano-18a-homo-19-nor-androst-4-ene derivative, use thereof and medicaments containing said derivative |
| 03/18/2010 | WO2010028487A1 Bidesmosidic betulin and betulinic acid derivatives and uses thereof as antitumor agents |
| 03/18/2010 | CA2736568A1 Bidesmosidic betulin and betulinic acid derivatives and uses thereof as antitumor agents |
| 03/11/2010 | US20100064381 Increased Phytosterol Content Through Overexpression of an Acyl-CoA Sterol Acyl-Transferase |
| 03/04/2010 | US20100056488 Corticosteroid conjugates and uses thereof |
| 03/04/2010 | US20100056487 Modulators of amyloid-beta production |
| 02/24/2010 | CN101654470A Intermediate used as anti-inflammatory androstane derivative compositions and uses thereof |
| 02/24/2010 | CN100591688C Pharmaceutical salts of 3-o-(3',3'-dimethylsuccinyl) betulinic acid |
| 02/11/2010 | US20100035851 Agent for improving insulin resistance |
| 02/10/2010 | CN101646686A Agent for prevention or treatment of iron overload |
| 02/04/2010 | US20100028431 Compositions and methods for therapeutic use |
| 12/24/2009 | US20090318719 Method of preparation and isolation of betulin diacetate from birch bark from paper mills and its optional processing to betulin |
| 12/22/2009 | CA2585805C A process for the preparation of 17-hydroxy-6.beta.,7.beta.;15.beta., 16.beta.-bismethylene-17.alpha.-pregn-4-ene-3-one-21-carboxylic acid .gamma.-lactone and key-intermediates for this process |
| 12/10/2009 | WO2009146811A1 C-ring-substituted pregn-4-ene-21,17-carbolactone, and pharmaceutical preparations comprising the latter |
| 12/10/2009 | CA2726855A1 C-ring-substituted pregn-4-ene-21,17-carbolactones, and pharmaceutical products comprising the same |
| 12/09/2009 | CN101597316A Method for preparing drospirenone intermediates |
| 12/08/2009 | US7629335 comprising a drug compound 6 alpha ,9 alpha -Difluoro-17 alpha -[(2-furanylcarbony)oxy]-11 beta -hydroxy-16 alpha -methyl-3-oxo-androsta-1,4-diene-17 beta -carbothioic acid S-fluoromethyl ester; dry powder inhaler; with predictable pharmacokinetic and pharmacodynamic behaviour |
| 12/02/2009 | EP2128171A1 Agent for prevention or treatment of iron overload |
| 12/02/2009 | CN100564392C Method of extracting and preparing triterpene compounds |
| 11/24/2009 | CA2431355C 14.beta., 16,17-methylene steroids as novel androgens |
| 11/17/2009 | US7618999 Process of obtaining taxosteroids and precursors thereof |
| 11/10/2009 | US7615546 Topical delivery system for phytosterols |
| 10/29/2009 | WO2009111574A3 BISMETHYLENE-17α CARBOLACTONES AND RELATED USES |
| 10/28/2009 | EP1149841B1 Process for the production of 6B,7B;15B,16B-dimethylene-5B-hydroxy-3-oxo-17alpha-androstane-21,17-carbolactone |
| 10/28/2009 | CN101565444A Circular altin type triterpene in Kleinhovia hospital as well as preparation method and application thereof |
| 10/22/2009 | WO2009082819A8 Novel lupane derivatives |
| 10/21/2009 | CN101560237A 14beta-hydro6beta,7beta,15beta,16beta-dimethylene-3-oxo-17beta-pregn-4-ene-21,17-carbolactone and synthesis method thereof |
| 10/15/2009 | WO2009059765A3 Process for the preparation of drospirenone |
| 10/14/2009 | EP2108652A2 Process for the preparation of drospirenone |
| 10/14/2009 | CN100549023C Progesterone receptor modulators |
| 10/07/2009 | EP2106807A1 Compositions and kits for enhancing delivery of therapeutic agents to cells |
| 09/24/2009 | WO2009083268A3 17-(1'-propenyl)-17-3'-oxidoestra-4-en-3-one derivative, use thereof, and medicament containing said derivative |
| 09/24/2009 | CA2715501A1 Blocking the metastasis of cancer cells and the uses of new compounds thereof |
| 09/23/2009 | CN201313876Y Device for extracting oryzanol from rice bran oil soapstock |
| 09/22/2009 | US7592329 containing an anti-inflammatory and anti-allergic compound of the androstane series |
| 09/16/2009 | CN101531696A Application of steroid saponin terpenoids and derivatives thereof in preparing medicine for treating purine metabolic disturbance diseases |
| 09/11/2009 | WO2009083267A3 Steroid-17,17-lactol derivative, use thereof, and medicament containing said derivative |
| 09/08/2009 | US7585971 Process for the preparation of drospirenone |
| 09/08/2009 | CA2585802C Industrial process for the preparation of 17-hydroxy-6.beta.,7.beta.;15.beta.,16.beta.-bismethylene-3-oxo-17.alpha.pregn-4-ene-21-carboxylic acid.gamma.-lactone and key-intermediates for this process |
| 09/08/2009 | CA2284750C Steroid sulfamates, method for the production and use thereof |
| 09/03/2009 | WO2009082818A8 Novel c-21-keto lupane derivatives preparation and use thereof |
| 08/27/2009 | WO2009083272A3 19-NOR-STEROID DERIVATIVES WITH A 15α,16α-METHYLENE GROUP AND A SATURATED 17,17-SPIROLACTONE RING, USE THEREOF, AND MEDICAMENTS CONTAINING SAID DERIVATIVES |
| 08/20/2009 | WO2009100532A1 NOVEL 17ß LUPANE DERIVATIVES |
| 08/20/2009 | CA2714049A1 Novel 17.beta. lupane derivatives |
| 08/19/2009 | CN101511857A 18-methyl-19-nor-androst-4-en-17,17-spiroether (18-methyl-19-nor-20- spirox-4-en-3-one) and pharmaceutical preparations containing the same |
| 08/13/2009 | US20090203661 Betulinic acid, derivatives and analogs thereof and uses therefor |
| 08/12/2009 | EP2088152A1 N'-{n-[3-oxo-lupen-28-oyl]-9-aminononanoyl}-3-amino-3-phenylpropeonic acid and the pharmaceutically acceptable derivatives thereof, a method for the production and the use thereof in the form of a medicinal agent |
| 08/12/2009 | CN101503455A Method for preparing drospiroenonand intermediate |
| 08/05/2009 | EP2083621A2 Modulators of amyloid-beta production |
| 08/05/2009 | CN101500423A Betulin derived compounds as anti-feedants for plant pests |
| 08/05/2009 | CN100522984C Steroid compounds having contraceptive and anti-osteoporosis activity |
| 07/16/2009 | US20090182158 Depolymerization extraction of compounds from birch bark |
| 07/15/2009 | EP1831240B1 18-methyl-19-nor-17-pregn-4-en-21,17-carbolactones and pharmaceutical preparations comprising the same |
| 07/09/2009 | WO2009083272A2 19-NOR-STEROID DERIVATIVES WITH A 15α,16α-METHYLENE GROUP AND A SATURATED 17,17-SPIROLACTONE RING, USE THEREOF, AND MEDICAMENTS CONTAINING SAID DERIVATIVES |