Abstract: A conjugated or partially conjugated polymer comprising a structural unit of Formula I: I Wherein Ar1 is an aromatic group which contains one or more heteroatoms, or an aromatic group which comprises one or more fused aromatic or non-aromatic rings, said aromatic group may be substituted or unsubstituted; and R1 is alkyl, alkoxy, and aryl group, cyano, or F.
Type:
Application
Filed:
March 2, 2006
Publication date:
March 12, 2009
Inventors:
Wanglin Yu, Weishi Wu, Michelle L. Hudack, James J. O'Brien
Abstract: The present invention provides fluorogenic compounds for the detection of target metal ions wherein the compounds exhibit a Stokes shift greater than 50 nm and the detectable signal is modulated by photoinduced electron transfer (PET). The present compounds consist of three functional elements, the ion sensing moiety (chelating moiety), the reporter moiety (fluorophore or fluorescent protein) and spacer or linker between the sensing and reporter moieties of the present compound that allows for PET upon binding of a metal ion and excitation by an appropriate wavelength.
Abstract: Provided are a phenylphenoxazine- or phenylphenothiazine-based compound and an organic electroluminescent device using the same. The phenylphenoxazine- or phenylphenothiazine-based compound is easily prepared, easily dissolved, and has excellent hole injection properties and excellent thermal stability. Accordingly, the compound is suitable for an organic layer of the organic electroluminescent device, specifically, a hole injection layer or a hole transport layer. In addition, the compound is suitable for an organic pigment or an electronic material, such as a nonlinear optical material.
Type:
Application
Filed:
March 6, 2008
Publication date:
January 29, 2009
Applicant:
SAMSUNG ELECTRONICS CO., LTD.
Inventors:
Sang-hoon PARK, O-hyun KWON, Woon-jung PAEK
Abstract: Disclosed are novel compounds of general formula (I) where the symbols are as defined in the specification, their tautomeric forms, their stereoisomers, their pharmaceutically acceptable salts, pharmaceutical compositions containing them, methods for their preparation, use of these compounds in medicine and the intermediates involved in their preparation. The compounds are useful in the treatment of diabetes and related diseases.
Abstract: The invention is directed to delta opioid receptor modulators. More specifically, the invention relates to tricyclic ?-opioid modulators. Pharmaceutical and veterinary compositions and methods of treating mild to severe pain and various diseases using compounds of the invention are also described.
Type:
Application
Filed:
August 22, 2008
Publication date:
December 25, 2008
Inventors:
Steven J. Coats, Scott L. Dax, Bart DeCorte, Li Liu, Mark McDonnell, James J. McNally
Abstract: A hydroxytetrahydrofuran of formula wherein A is with the substituents as defined in the specification, having a calpain inhibiting activity and/or an activity which traps the reactive oxygen species useful for treating inflammatory and immunological diseases, cardio-vascular and cerebro-vascular diseases, disorders of the central or peripheral nervous system, osteoporosis, muscular dystrophy, proliferative diseases, cataract, rejection reactions following organ transplants and autoimmune and viral diseases.
Type:
Grant
Filed:
December 8, 2004
Date of Patent:
December 16, 2008
Assignee:
Societe de Conseils de Recherches et d'Applications Scientifiques (S.C.R.A.S.)
Inventors:
Serge Auvin, Pierre-Etienne Chabrier de Lassauniere
Abstract: A method of detecting platinum group metals in a sample is provided. The method comprises the step of contacting the sample with a fluorophore capable of undergoing allylic ether or allylic ester cleavage. The fluorophore has an oxygen-protected moiety, the protecting group having an allylic functionality. A reducing agent and optionally a solubilizer are also added to the sample. Very low levels of platinum group metals such as palladium and platinum can be detected in a sample.
Type:
Application
Filed:
January 28, 2008
Publication date:
November 6, 2008
Inventors:
Kazunori Koide, Amanda L. Garner, Fengling Song
Abstract: This invention provides caspase inhibitors of formula I: wherein Z is oxygen or sulfur; R1 is hydrogen, —CHN2, R, CH2OR, CH2SR, or —CH2Y; between R3 and R4 represents a single or double bond; Y is an electronegative leaving group; R2 is CO2H, CH2CO2H, or esters, amides or isosteres thereof; R3is a group capable of fitting into the S2 subsite of a caspase enzyme; R4 is a hydrogen or C1-6 alkyl or R3 and R4 taken together form a ring; Ring A and Ring B are each heterocyclic rings, and R and R5 are as described in the specification. The compounds are effective inhibitors of apoptosis and IL-1? secretion.
Type:
Grant
Filed:
June 28, 2007
Date of Patent:
October 28, 2008
Assignee:
Vertex Pharmaceuticals, Incorporated
Inventors:
Michael Mortimore, Andrew Miller, John Studley, Jean-Damien Charrier
Abstract: Disclosed are compounds, compositions and methods for treating various diseases and conditions, including pain. Such compounds are represented by Formula I as follows: wherein A, G, Y, R3-R5 are defined herein.
Type:
Grant
Filed:
December 21, 2005
Date of Patent:
October 21, 2008
Assignee:
Janssen Pharmaceutica N.V.
Inventors:
Steve Coats, Scott L. Dax, Bart DeCorte, Li Liu, Mark McDonnell, James J. McNally
Abstract: The invention is directed to delta opioid receptor modulators. More specifically, the invention relates to tricyclic ?-opioid modulators. Pharmaceutical and veterinary compositions and methods of treating mild to severe pain and various diseases using compounds of the invention are also described.
Type:
Grant
Filed:
January 5, 2006
Date of Patent:
October 7, 2008
Assignee:
Janssen Pharmaceutica N.V.
Inventors:
Steve J. Coats, Scott L. Dax, Bart DeCorte, Li Liu, Mark McDonnell, James J. McNally
Abstract: The present invention relates to novel enzymatic substrates with the following general formula: where R1, R2, R3, R4, R5, R6, A and X are as defined in claim 1, the reaction media comprising the same and the use thereof for the detection and/or identification and/or quantification of microorganisms expressing at least one peptidase activity.
Type:
Grant
Filed:
May 13, 2004
Date of Patent:
September 2, 2008
Assignee:
bioMerieux
Inventors:
Arthur James, John Perry, Annette Rigby, Stephen Stanforth
Abstract: The present invention relates to crystalline R-guanidines of (2S)-2-Ethoxy-3-{4-[2-(10H-phenoxazin-10-yl)ethoxy]phenyl}propanoate, its preparations and its use as therapeutic agents. More specifically the present invention relates to crystalline Arginine (2S)-2-Ethoxy-3-{4-[2-(10H-phenoxazin-10-yl)ethoxy]phenyl}propanoate, preferably (L)-Arginine (2S)-2-Ethoxy-3-{4-[2-(10H-phenoxazin-10-yl)ethoxy]phenyl}propanoate, its preparation and its use as therapeutic agent.
Type:
Grant
Filed:
March 14, 2005
Date of Patent:
August 19, 2008
Assignees:
Dr. Reddy's Laboratories, Limited, Dr. Reddy's Laboratories, Inc.
Abstract: The present invention provides fluorogenic probes and corresponding fluorescent compounds, methods of using the probes, compounds and kits that include the probes.
Type:
Application
Filed:
February 29, 2008
Publication date:
July 3, 2008
Applicant:
INVITROGEN CORPORATION
Inventors:
Iain JOHNSON, Wai-Yee Leung, Jixiang Liu, Brian Richard Patch
Abstract: A hydroxytetrahydrofuran of formula wherein A is with the substituents as defined in the specification, having a calpain inhibiting activity and/or an activity which traps the reactive oxygen species useful for treating inflammatory and immunological diseases, cardio-vascular and cerebro-vascular diseases, disorders of the central or peripheral nervous system, osteoporosis, muscular dystrophy, proliferative diseases, cataract, rejection reactions following organ transplants and autoimmune and viral diseases.
Type:
Grant
Filed:
April 27, 2005
Date of Patent:
June 10, 2008
Assignee:
Societe de Conseils de Recherches Et d'Applications Scientifiques (S.C.R.A.S.)
Inventors:
Serge Auvin, Pierre-Etienne Chabrier De Lassauniere
Abstract: The invention provides a compound, useful as an optical probe or sensor of the activity of at least one cytochrome P450 enzyme, and methods of using the compound to screen candidate drugs, and candidate drugs identified by these methods.
Abstract: Provided is an anthracene derivative compound represented by Formula 1 below and an organic light-emitting device using the same: wherein Ar1, Ar2, R1, R2, R?, m, n, j, k, and X are as defined in the specification. The anthracene derivative compound is advantageously used in the production of an organic light-emitting device with better driving voltage, efficiency, and color purity.
Type:
Application
Filed:
August 2, 2007
Publication date:
May 29, 2008
Applicant:
SAMSUNG ELECTRONICS CO., LTD.
Inventors:
Yi-yeol Lyu, Jhun-mo Son, Das Rupasree Ragini, Byoung-ki Choi
Abstract: Provided are a cyclopentaphenanthrene-based compound and an organoelectroluminescent device employing the same. The cyclopentaphenanthrene-based compound is easy to prepare and excellent in solubility, color purity, color stability, and thermal stability. The cyclopentaphenanthrene-based compound is useful as a material for forming an organic layer, in particular, an emitting layer, in an organoelectroluminescent device, and as an organic dye or an electronic material such as a nonlinear optical material.
Type:
Application
Filed:
July 18, 2007
Publication date:
May 1, 2008
Inventors:
Sang-Hoon Park, Yu-Jin Kim, Jhun-Mo Son
Abstract: A cyclopentaphenanthrene-based compound is easy to prepare and excellent in solubility, color purity, color stability, and thermal stability. The cyclopentaphenanthrene-based compound is useful as a material for forming an organic layer, in particular, an emitting layer, in an organoelectroluminescent device, and as an organic dye or an electronic material such as a nonlinear optical material.
Type:
Application
Filed:
July 18, 2007
Publication date:
April 24, 2008
Inventors:
Sang-Hoon Park, Yu-Jin Kim, O-Hyun Kwon, Byoung-Ki Choi, Jhun-Mo Son
Abstract: A compound for use in electrochromic devices. The compound includes (1) ?-(10-phenothiazyl)propoxy phosphonic acid; (2) ?-(10-phenothiazyl)propyl-phosphonic acid; and (3) ?-(10-phenothiazyl)propionate phosphonic acid.
Type:
Grant
Filed:
February 1, 2005
Date of Patent:
April 15, 2008
Assignee:
NTERA limited
Inventors:
Donald Fitzmaurice, David Cummins, David Corr, S. Nagaraja Rao, Gerrit Boschloo
Abstract: A cyclopentaphenanthrene-based compound is easy to prepare and excellent in solubility, color purity, and color stability. The cyclopentaphenanthrene-based compound is useful as a material for forming an organic layer, in particular, an emitting layer, in an organoelectroluminescent device, and as an organic dye or an electronic material such as a nonlinear optical material.
Type:
Application
Filed:
July 18, 2007
Publication date:
April 3, 2008
Inventors:
Sang-Hoon Park, Yu-Jin Kim, Jhun-Mo Son, Byoung-Ki Choi, O-Hyun Kwon, Myeong-Suk Kim
Abstract: The present invention relates to a liquid crystal composition comprising a compound represented by the following formula (1) and a liquid crystal and a liquid crystal element containing the liquid crystal composition: wherein R1, R2, R3, R4, R5, R6 and R7 each independently represent a hydrogen atom or a substituent; and X represents an oxygen atom or a sulfur atom.
Abstract: The present invention relates to red color emitting compounds for an organic electroluminescent device (OELD), particularly to red color emitting compounds represented by the following formula (1) having high luminescence efficiency and enhanced thermal-stability: R1—CH?CH—X—CH?CH—R2 wherein, R1, R2 and X each are as defined below.
Type:
Grant
Filed:
December 29, 2003
Date of Patent:
August 28, 2007
Assignee:
LG Electronics Inc.
Inventors:
Yoon-Heung Tak, Yoon-Soo Han, Ki-Dong Kim, Sang-Dae Kim, Yong-Kwan Kim
Abstract: It is an object to provide an organic compound that has a bipolar property and also a light emitting property, and further has heat resistance. A quinoxaline derivative represented by a general formula (1) is provided. In the formula, A represents any one of an alkylene chain, silicon (Si), oxygen (O), nitrogen (N), and sulfur (S). R1 to R8, which may be identical or different, individually represent any one of a lower alkyl group, an aryl group, and a heterocyclic group.
Type:
Grant
Filed:
July 28, 2004
Date of Patent:
July 17, 2007
Assignee:
Semiconductor Energy Laboratory Co., Ltd.
Inventors:
Satoko Shitagaki, Hiroko Abe, Satoshi Seo
Abstract: Novel ?-aryl-?-oxysubstituted alkylcarboxylic acids of the formula (I) and compositions containing them. The compounds have hypolipidemic, antihyperglycemic uses.
Type:
Grant
Filed:
July 14, 2005
Date of Patent:
October 10, 2006
Assignees:
Dr. Reddy's Research Foundation, Reddy-Cheminor, Inc.
Abstract: A compound represented by formula (I); a process for producing a compound (substance F-1490) of formula (I), wherein X represents —O— and R represents a hydroxyl group, by using a microorganism belonging to the genus Cunninghamella; and a Cunninghamella sp. F-1490 strain (FERM BP-8287) capable of producing the substance F-1490; and an osteoclast differentiation inhibitory agent containing as an active ingredient the compound represented by formula (I): wherein X represents —O— or —CH2—, and R represents a hydroxyl group when X represents —O—, or a hydrogen atom when X represents —CH2—.
Type:
Grant
Filed:
March 6, 2003
Date of Patent:
June 13, 2006
Assignees:
Mercian Corporation, Zaidan Hojin Biseibutsu Kagaku Kenkyu Kai
Abstract: The present invention provides compounds of formula (I) the stereoisomers and prodrugs thereof, and the pharmaceutically acceptable salts of the compounds, stereoisomers, and prodrugs; wherein R1, R2, Ra, Rb, X, and Z are as defined herein; pharmaceutical compositions thereof; and uses thereof.
Type:
Grant
Filed:
April 15, 2004
Date of Patent:
January 31, 2006
Assignee:
Pfizer Inc.
Inventors:
Donald L. Bussolotti, Ronald B. Gammill
Abstract: An organic electroluminescence element comprising: an anode layer, a cathode layer, and an organic luminescence layer therebetween, the organic luminescence layer having a carbazole derivative with a glass-transition temperature of 110° C. or higher, and a phosphorescent dopant. This structure makes it possible to provide an organic electroluminescence element which can make use of the triplet exciton state of the carbazole derivative even at room temperature and which has a practical life and superior heat-resistance.
Abstract: A biphenyl derivative having an amino group with or without alkoxy substituent in the biphenyl backbone, and an organic electroluminescent device using the same.
Type:
Grant
Filed:
December 30, 2003
Date of Patent:
October 18, 2005
Assignee:
Samsung SDI Co., Ltd.
Inventors:
Soo-hyoung Lee, Ji-hoon Lee, Sang-yeol Kim, Byung-hee Sohn, Jhun-mo Son
Abstract: A composition of matter is disclosed wherein the composition comprises an N-aromatic substituted acid amide compound selected from the group consisting of compounds of formula (I) wherein A and B are independently selected alkylene groups; R1 is selected from the group consisting of hydrogen, alkyl, alkylether, or ester; R2 is hydrogen if R1 is hydrogen; R2 is an alkyl primary amine if R1 is alkyl, alkylether, or ester; R3 and R4 are independently selected from the group consisting of hydrogen and alkyl; R5 is a sterically hindered phenolic group of formula (II) or formula (III) wherein X is CH2, S, NH, or O; and m, n, and p are independently selected integers equal to 0 or 1. These compositions may be used as such or they may be bound to a polymer backbone via a linking moiety.
Abstract: The present invention relates to pharmaceutically acceptable salts of compound of the general formula (I), their derivatives, their analogs, their tautomeric forms, their stereoisomers, their polymorphs, their pharmaceutically acceptable solvates and pharmaceutically acceptable compositions containing them.
Abstract: The invention concerns compounds of the general formula (I) in which the residues R1 to R7 have the meanings given in the application as well as methods for their preparation.
Abstract: A blue electroluminescent compound and an organic electroluminescent device using the blue electroluminescent compound, which includes a 9,10-diphenyl anthracene unit in its backbone and has alkoxy groups and substituted or unsubstituted amino group introduced to the 2 and 5 positions on the phenyl group in the diphenyl anthracene unit.
Type:
Grant
Filed:
January 2, 2004
Date of Patent:
November 9, 2004
Assignee:
Samsung SDI Co., Ltd.
Inventors:
Ji-hoon Lee, Soo-hyoung Lee, Jhun-mo Son
Abstract: A biphenyl derivative having an amino group with or without alkoxy substituent in the biphenyl backbone, and an organic electroluminescent device using the same.
Type:
Application
Filed:
December 30, 2003
Publication date:
October 28, 2004
Inventors:
Soo-hyoung Lee, Ji-hoon Lee, Sang-yeol Kim, Byung-hee Sohn, Jhun-mo Son
Abstract: The present invention provides a compound of the formula and pharmaceutically acceptable salts having useful antiviral activity against viruses of the herpes family.
Wherein:
X=O, (CH2)m, S, SO, SO2, NH, NR8;
Y=O, (CH2)m, S, SO, SO2, NH, NR8 or a chemical bond;
Z=NH, O, NR8, S, SO, SO2;
The remaining substituents are described in the specification.
Type:
Grant
Filed:
July 5, 2002
Date of Patent:
October 5, 2004
Assignee:
Warner Lambert Company
Inventors:
Richard John Booth, Vara Prasad Venkata Nagendra Josyula, Annette Lynn Meyer, Bruce Allan Steinbaugh
Abstract: The present invention concerns prodrugs whose aromatic oxidation, particularly their enzymatic aromatic hydroxylation, results in their activation by the release of a drug moiety. It particularly concerns anti-tumor prodrugs and those which are specifically activated by the hydroxylation activity of the P-450 enzyme CYP1B1. Also provided are methods of detection of aromatic oxidation activity.
Type:
Grant
Filed:
August 7, 2000
Date of Patent:
September 21, 2004
Assignee:
De Montfort University
Inventors:
Gerard Andrew Potter, Lawrence Hylton Patterson, Michael Danny Burke
Abstract: A blue electroluminescent compound and an organic electroluminescent device using the blue electroluminescent compound, which includes a 9,10-diphenyl anthracene unit in its backbone and has alkoxy groups and substituted or unsubstituted amino group introduced to the 2 and 5 positions on the phenyl group in the diphenyl anthracene unit.
Type:
Application
Filed:
January 2, 2004
Publication date:
July 29, 2004
Inventors:
Ji-Hoon Lee, Soo-Hyoung Lee, Jhun-Mo Son
Abstract: The present invention relates to red color emitting compounds for an organic electroluminescent device (OELD), particularly to red color emitting compounds represented by the following formula (1) having high luminescence efficiency and enhanced thermal-stability:
Type:
Application
Filed:
December 29, 2003
Publication date:
July 15, 2004
Applicant:
LG ELECTRONICS INC.
Inventors:
Yoon-Heung Tak, Yoon-Soo Han, Ki-Dong Kim, Sang-Dae Kim, Young-Kwan Kim
Abstract: Disclosed are compounds of the formula
and the pharmaceutically acceptable salts thereof wherein R, Ar, A, n, R1 and R2 are defined herein. These compounds are highly selective agonists, antagonists or inverse agonists for GABAA brain receptors or prodrugs of agonists, antagonists or inverse agonists for GABAA brain receptors and are therefore useful in the diagnosis and treatment of anxiety, depression, Down Syndrome, sleep and seizure disorders, overdose with benzodiazepine drugs and for enhancement of memory. Pharmaceutical compositions, including packaged pharmaceutical compositions, are also disclosed.
Type:
Grant
Filed:
September 6, 2001
Date of Patent:
June 1, 2004
Assignee:
Neurogen Corporation
Inventors:
George Maynard, LingHong Xie, Stanislaw Rachwal
Abstract: The present application describes novel cyclic hydroxamic acids of formula I:
or pharmaceutically acceptable salt forms thereof, wherein ring B is a 5-7 membered cyclic system containing from 0-2 heteroatoms selected from O, N, NR1, and S(O)p, and 0-1 carbonyl groups and the other variables are defined in the present specification, which are useful as inhibitors of matrix metalloproteinases (MMP), TNF-&agr; converting enzyme (TACE), aggrecanase or a combination thereof, pharmaceutical compositions containing the same, and methods of using the same.
Type:
Grant
Filed:
September 16, 2002
Date of Patent:
May 25, 2004
Assignee:
Bristol-Myers Squibb Company
Inventors:
Gregory R. Ott, Xiao-Tao Chen, Jingwu Duan, Zhonghui Lu
Abstract: N-(imino)amines and their preparation and their use as NO synthase inhibitors and selective or non-selective traps for a reactive oxygen species.
Type:
Application
Filed:
July 1, 2003
Publication date:
May 20, 2004
Applicant:
SOCIETE DE CONSEILS DE RECHERCHES D'APPLICATIONS SCIENTIFIQUES (S.C.R.A.S.)
Inventors:
Dennis Bigg, Pierre-Etienne de Lassunier Chabrier, Serge Auvin, Jeremiah Harnett, Gerard Ulibarri
Abstract: The present invention relates to marking a petroleum product with a silent marker, which is an ester derivative of fluorescent material, and to detecting the same. In accordance with the present invention, the silent marker may be detected by measuring the fluorescence generated from the selective hydrolysis of the ester moiety under enzymatic action.
Type:
Application
Filed:
January 3, 2003
Publication date:
May 13, 2004
Inventors:
Hwan-Ho Park, Dong-Hyon Sheen, Hyun-Seok Kim, Sung-Ho Park
Abstract: Benzopiperidine derivatives represented by formula (I), salts thereof or hydrates thereof, processes for producing the same and drugs comprising the same: 1
Abstract: This invention relates to a compound and the use of the compound of the formula
wherein R1, R2, R3, R4 and R5 are as defined in the description, A signifies —CH═CH— or —C≡C—; and B signifies
wherein R6 to R26, X and Y are as defined in the specification or a pharmaceutically acceptable salt thereof, for use in pharmaceutical compositions for the treatment or prevention of mGluR5 receptor mediated disorders.
Type:
Grant
Filed:
November 28, 2001
Date of Patent:
March 16, 2004
Assignee:
Hoffman-La Roche Inc.
Inventors:
Vincent Mutel, Jens-Uwe Peters, Juergen Wichmann
Abstract: The present invention relates to compounds of the general formula (I)
The compounds are useful in the treatment and/or prevention of conditions mediated by clear receptors, in particular the Peroxisome Proliferator-Activated Receptors (PPAR).
Type:
Grant
Filed:
November 27, 2001
Date of Patent:
March 9, 2004
Assignees:
Novo Nordisk A/S, Dr. Reddy's Research Foundation
Inventors:
Lone Jeppesen, Paul Stanley Bury, Per Sauerberg
Abstract: The present invention provides a compound of the formula (I) and pharmaceutically acceptable salts having useful antiviral activity against viruses of the herpes family. In said formula, X=O, (CH2)m, S, SO, SO2, NH, NR8 or a chemical bond; Y=O, (CH2)m, S, SO, SO2, NH, NR8; Z=NH, O, NR8, S, SO, SO2. The remaining substituents are described in the specification.
Type:
Application
Filed:
July 5, 2002
Publication date:
December 11, 2003
Inventors:
Richard John Booth, Vara Prasad Venkata Nagendra Josyula, Annette Lynn Meyer, Bruce Allan Steinbaugh
Abstract: Acetyl Coenzyme A Carboxylase inhibitors, pharmaceutical compositions containing such compounds and the use of such compounds to treat for example, Metabolic Syndrome including atherosclerosis, diabetes and obesity.