Patents Examined by Thomas C. McKenzie
  • Patent number: 7060825
    Abstract: The invention claimed herein relates to an improvement in a process for synthesizing a compound of formula Ib: wherein R1 and R2 are each individually amino or N-alkyl substituted amino; hydroxy; alkoxy; keto; lower alkyl; or a nitrogen or oxygen protecting group; R3 is hydrogen; hydroxy; alkoxy; trifluoromethyl alkoxy; halo; sulfhydryl or alkylthio; R4 is —C(O)—X; X is hydroxy; alkoxy; or an amino acid residue; in which process a 2-amino-5-nitro-benzonitrile starting reagent is cyclized to form 2,4-diamino-6-nitro-quinazoline, which is converted to 2,4,6-triamino-quinazoline, which is converted to 2,4-diamino-6-cyano-quinazoline, which is converted to 2,4-diamino-6-formyl-quinazoline; in which the improvement includes: reacting an R4-p-benzoic acid alkylene moiety with triethyl phosphite to form a 4-R4-carbonyloxyalkyl-phenyl-alkyldiethylphosphite; and reacting the 2,4-diamino-6-formyl-quinazoline with the 4-R4-carbonyloxyalkyl-phenyl-alkyldiethylphosphite to form the compound of formula Ib.
    Type: Grant
    Filed: July 25, 2003
    Date of Patent: June 13, 2006
    Assignee: BioNumerik Pharmaceuticals, Inc.
    Inventors: Ye Wu, Harry Kochat
  • Patent number: 7057046
    Abstract: A compound of formula I wherein W is a bicyclic hetroaryl of the structure X is —O—, —S—, —SO2—, —CHR5—, —CHR5O—, —CHR5S—, —CHR5SO2—, —CHR5CO— or —CH2CHR5—; Y is a bond or —CHR6—; Z is an aryl or heteroaryl group of the following structure: A is —CH— or —N—; B is —O— or —S—; and R1, R2, R3, R4, R5, R6, R7 and R8 are as described herein. Further provided is a method for treating diabetes and related diseases employing a glycogen phosphorylase inhibiting amount of the above compound, either alone or in combination with another therapeutic agent.
    Type: Grant
    Filed: May 19, 2003
    Date of Patent: June 6, 2006
    Assignee: Bristol-Myers Squibb Company
    Inventors: Philip Sher, Gang Wu, Terry Stouch, Bruce Ellsworth
  • Patent number: 7056911
    Abstract: The invention relates to pharmaceutically active compounds, and methods of treatment and pharmaceutical compositions that utilize or comprise one or more such compounds. Compounds of the invention and particularly useful for the treatment or prophylaxis of diseases associated with parasitic infection such as pneumocystis pneumonia, toxoplasmosis, cryptosporidiosis, leischmaniasis and malaria.
    Type: Grant
    Filed: January 25, 2000
    Date of Patent: June 6, 2006
    Assignee: Dana-Farber Cancer Institute
    Inventor: Andre Rosowsky
  • Patent number: 7053215
    Abstract: Compounds are provided that have the formula: where X, A4, Ra, R1, R2, R3, R4, R14, L and Q are as described herein. These compounds are useful, for example, as modulators of a chemokine receptor and for treatment of inflammatory and immunoregulatory disorders and diseases. Pharmaceutical compositions and methods of using these compounds for the treatment of inflammatory and immunoregulatory disorders and diseases, such as multiple sclerosis, rheumatoid arthritis and type I diabetes, are also provided.
    Type: Grant
    Filed: August 29, 2002
    Date of Patent: May 30, 2006
    Assignee: Amgen SF, LLC
    Inventors: Julio C. Medina, Michael G. Johnson, An-Rong Li, Jiwen Liu, Alan Xi Huang, Liusheng Zhu, Andrew P. Marcus
  • Patent number: 7053214
    Abstract: Compounds having the following structure: including pharmaceutically acceptable salts and stereoisomers thereof, wherein A, A?, B, X, Y, R2, R3, R4 and R5 are as defined herein. Such compounds have utility over a wide range of applications, including use as diagnostic and therapeutic agents. In particular, compounds of this invention, and pharmaceutical compositions containing such compounds, are tryptase antagonists.
    Type: Grant
    Filed: February 14, 2003
    Date of Patent: May 30, 2006
    Assignee: Myriad Genetics, Inc.
    Inventors: Cyprian O. Ogbu, Hwa-Ok Kim, Mark A Blaskovich
  • Patent number: 7038049
    Abstract: The present disclosure includes compounds, for example a compound according to formula I or a pharmaceutically acceptable salt thereof. The compounds of the present disclosure are useful in methods of treating cancerous conditions.
    Type: Grant
    Filed: May 24, 2004
    Date of Patent: May 2, 2006
    Assignee: Parker Hughes Institute
    Inventors: Fatih M. Uckun, Xing-Ping Liu, Rama Krishna Narla
  • Patent number: 7038048
    Abstract: Provided herein are certain compounds of Formula I: that can be used to treat diseases of proliferating cells. The compounds are KSP kinesin inhibitors, particularly inhibitors of human KSP.
    Type: Grant
    Filed: May 22, 2003
    Date of Patent: May 2, 2006
    Assignees: Cytokinetics, Inc., SmithKline Beecham Corporation
    Inventors: Pu-Ping Lu, David J. Morgans, Jr., Bing Yao, Dashyant Dhanak, Steven David Knight
  • Patent number: 7038047
    Abstract: Substituted 6-(2-methoxy-phenyl)-triazolopyrimidines of formula I in which R1 and R2 independently denote hydrogen or alkyl, alkenyl, alkynyl, or alkadienyl, haloalkyl, haloalkenyl, cycloalkyl, phenyl, naphthyl, or 5- or 6-membered heterocyclyl, containing one to four nitrogen atoms or one to three nitrogen atoms and one sulfur or oxygen atom, or 5- or 6-membered heteroaryl, containing one to four nitrogen atoms or one to three nitrogen atoms and one sulfur or oxygen atom, or where R1 and R2 radicals may be unsubstituted or substituted as defined in the description, or R1 and R2 together with the interjacent nitrogen atom represent a 5- or 6-membered heterocyclic ring, containing one to four nitrogen atoms or one to three nitrogen atoms and one sulfur or oxygen atom, which may be substituted; L1, L2 independently denote hydrogen or halogen, provided that at least one from L1 or L2 is halogen; X is halogen, cyano, alkyl, alkoxy, haloalkoxy or alkenyloxy; processes for their preparation, compositi
    Type: Grant
    Filed: July 8, 2002
    Date of Patent: May 2, 2006
    Assignee: BASF Aktiengesellschaft
    Inventors: Jordi Tormo i Blasco, Hubert Sauter, Bernd Müller, Markus Gewehr, Wassilios Grammenos, Thomas Grote, Andreas Gypser, Joachim Rheinheimer, Ingo Rose, Peter Schäfer, Frank Schieweck, Michael Rack, Eberhard Ammermann, Siegfried Strathmann, Gisela Lorenz, Reinhard Stierl
  • Patent number: 7034035
    Abstract: The present invention relates to compounds of Formula I: wherein: a) ?represents a 6-membered heterocyclic aromatic ring in which X1 is N and X2, X3 and X4 are each independently CR?; R? is independently H, halogen, cyano, hydroxy, C1-C3 alkyl, C1-C3 haloalkyl, cyclopropyl, C1-C3 alkoxy, C1-C3 haloalkoxy, C1-C3 alkylthio, aryl, C1-C3 NHC(O)alkyl, NHC(O)H, C1-C3 haloalkylthio, C2-C4 alkenyl, C2-C4 haloalkenyl, C2-C4 alkynyl, C2-C4 haloalkynyl or nitro wherein adjacent R? substituents may form a ring; b) Z is O, S or NORZ in which RZ is H or C1-C3 alkyl; and c) A represents (i) C3-C14 cycloalkyl, containing 1 or 3 heteroatoms and 0-2 unsaturations, which may be unsubstituted or substituted with halogen, hydroxy, C1-C6 alkyl, C1-C6 haloalkyl, cyano, nitro, aroyl, aryloxy, heteroaryloxy, C1-C6 alkylthio, arylthio, heteroarylthio, C1-C6 alkoxy, C1-C6 haloalkoxy, C1-C8 acyloxy, aryl, heteroaryl, C1-C6 acyl, C1-C6 carboalkoxy or amido unsubstituted or substituted with one or two C1 -C6 alkyl groups, o
    Type: Grant
    Filed: December 2, 2002
    Date of Patent: April 25, 2006
    Assignee: Dow AgroSciences LLC
    Inventors: Michael J. Ricks, William H. Dent, III, Richard B. Rogers, Chenglin Yao, Bassam S. Nader, John L. Miesel, Gina M. Fitzpatrick, Kevin G. Meyer, Noormohamed M. Niyaz, Irene M. Morrison, Robert P. Gajewski
  • Patent number: 7034155
    Abstract: N-ethyl-N-[3-(3-cyanopyrazolo[1,5-a]pyrimidine-7-yl)phenyl]acetamide (Zaleplon) can be produced by condensing 3-(N-acetyl-N-ethyl-amino)-?-oxo-phenylpropanal sodium salt with 3-amino-4-cyanopyrazole. Said sodium salt can be produced by first treating 3-acetylamino-acetophenone with an alkali metal hydroxide, in particular with powdered potassium hydroxide and then with an ethylating reagent, in particular ethyl bromide and the N-(3-acetylphenyl)-N-ethyl-acetamide that is obtained is reacted with a formic acid alkyl ester in the presence of an alkali metal alkanolate, in particular in the presence of sodium ethanolate. Zaleplon is the active ingredient of the soporific licensed under the trade name Sonata®.
    Type: Grant
    Filed: January 17, 2003
    Date of Patent: April 25, 2006
    Assignee: Cilag AG
    Inventor: Stefan Horns
  • Patent number: 7034025
    Abstract: A method of treating cholera or travel diarrhea in a patient in need thereof by an effective amount of a compound of the formula wherein the substrates are defined in the specification or its non-toxic, pharmaceutically acceptable salts.
    Type: Grant
    Filed: February 3, 2003
    Date of Patent: April 25, 2006
    Assignee: Societe de Conseils de Recherches et d'Applications Scientifiques (S.C.R.A.S.)
    Inventors: Grégoire Prevost, Marie-Odile Lonchampt, Thomas Gordon
  • Patent number: 7034032
    Abstract: The invention provides novel 1,2,3-triazolo[4,5-d]pyrimidine compounds, such as those represented by formula (I): their use as medicaments, particularly in platelet aggregation disorders, compositions containing them and processes for their preparation.
    Type: Grant
    Filed: November 7, 2001
    Date of Patent: April 25, 2006
    Assignee: AstraZeneca AB
    Inventors: Roger Brown, Simon Guile, Garry Pairaudeau, Brian Springthorpe
  • Patent number: 7030242
    Abstract: This invention relates to a method of treatment for osteoarthritis involving inhibitors of aggrecanase that demonstrate IC50s of less than 20 nM and demonstrate differential potency against matrix metalloproteinases (MMPs) and a disintegrin and metalloproteinases (ADAMs or reprolysins).
    Type: Grant
    Filed: May 3, 2005
    Date of Patent: April 18, 2006
    Assignees: Pfizer Inc, Pfizer Products Inc.
    Inventors: Mark C. Noe, Michael A. Letavic, Louis S. Chupak, Kim F. McClure
  • Patent number: 7030240
    Abstract: The invention relates to 5-HT receptor antagonists. Novel piperidinylamino-thieno[2,3-d] pyrimidine compounds represented by Formula I, and synthesis and uses thereof for treating diseases mediated directly or indirectly by 5-HT receptors, are disclosed. Such conditions include central nervous system disorders such as anxiety, depression, schizophrenia, neural injury, stroke, and migraine. Methods of preparation and novel intermediates and pharmaceutical salts thereof are also included.
    Type: Grant
    Filed: March 31, 2004
    Date of Patent: April 18, 2006
    Assignee: Predix Pharmaceuticals Holdings, Inc.
    Inventors: Dale S. Dhanoa, Oren Becker, Silvia Noiman, Sekar A. Reddy, Srinivasa Rao Cheruku, Rosa E. Mele'ndez, Anurag Sharadendu, Dongli Chen, Yael Marantz, Sharon Shachem, Alexander Heifetz, Boaz Inbal, Venkitasamy Kesavan, Shay Bar-Haim
  • Patent number: 7030141
    Abstract: The present invention provides compounds of Formula (I): wherein A, B, C, G, and W1 have any of the values defined in the specification, and pharmaceutically acceptable salt thereof, that are useful to treat thrombotic disorders. Also disclosed are pharmaceutical compositions comprising one or more compounds of Formula I, processes for preparing compounds of Formula I, and intermediates useful for preparing compounds of Formula I.
    Type: Grant
    Filed: October 23, 2002
    Date of Patent: April 18, 2006
    Inventors: Christopher Franklin Bigge, Agustin Casimiro-Garcia, Danette Andrea Dudley, Jeremy John Edmunds, Kevin James Filipski, Jeffrey Thomas Kohrt, Chad Alan Van Huis
  • Patent number: 7026487
    Abstract: Compounds of the formula where the symbols are as defined in the specification, have retinoid agonist, antagonist or negative hormone-like biological activity.
    Type: Grant
    Filed: July 2, 2003
    Date of Patent: April 11, 2006
    Assignee: Allergan, Inc.
    Inventors: Richard L. Beard, Thong Vu, Diana F. Colon, Vidyasagar Vuligonda, Roshantha A. Chandraratna
  • Patent number: 7022869
    Abstract: Methods of synthesizing pure enantiomers of acylanalides such as Casodex® (bicalutamide) and its derivatives utilizing a compound having a ring structure that, when opened, provides a substituent having the structure of Formula I: wherein R1 is alkyl or haloalkyl having up to 4 carbons; R2 is alkyl having up to 6 carbon atoms; and R3 is CH2OR4 where R4 is hydrogen or benzyl, C(O)CH3, or C(O)OR5 where R5 is hydrogen or alkyl; are disclosed.
    Type: Grant
    Filed: May 23, 2003
    Date of Patent: April 4, 2006
    Assignee: Nobex Corporation
    Inventor: Nnochiri Nkem Ekwuribe
  • Patent number: 7022850
    Abstract: The present invention is directed to dihydropyrimidones having formula I or II and methods of using them to induce mitotic arrest, thereby making them useful as anti-cancer agents and other diseases that can be treated by inducing mitotic arrest.
    Type: Grant
    Filed: May 18, 2004
    Date of Patent: April 4, 2006
    Assignee: Bristol-Myers Squibb Co.
    Inventors: Kyoung S. Kim, Songfeng Lu, X. Christopher Sheng, Alvin Donald Crews
  • Patent number: 7019137
    Abstract: A process for a stereoselective preparation of novel chiral nitrogen mustard derivatives useful in synthesizing optically active 1,4-disubstituted piperazines of formula: wherein R, Ar, and Q are defined as set forth herein, and intermediate compounds therefor. The 1,4-disubstituted piperazines act as 5HT1A receptor binding agents useful in the treatment of Central Nervous System (CNS) disorders.
    Type: Grant
    Filed: March 10, 2003
    Date of Patent: March 28, 2006
    Assignee: Wyeth
    Inventors: Ivo Jirkovsky, Joseph Zeldis, Gregg Brian Feigelson
  • Patent number: 7015322
    Abstract: The invention concerns a process for producing 5H-dibenz[b,f]azepine-5-carboxamide (carbamazepine) by reacting iminostilbene with an alkali cyanate in acetic acid or a mixture of acetic acid with water or with alcohol.
    Type: Grant
    Filed: November 23, 1999
    Date of Patent: March 21, 2006
    Assignee: Degussa AG
    Inventors: Rudolf Eckardt, Hans-Joachim Jänsch