Patents Examined by Thurman K. Page
  • Patent number: 7238841
    Abstract: Novel phosphine and phosphine oxide ligands are prepared using polymeric supports. These compounds can be easily cleaved from the support, and along with the corresponding supported compounds, used as ligands in the preparation of novel, metal-complexed catalysts.
    Type: Grant
    Filed: May 30, 2003
    Date of Patent: July 3, 2007
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Paul J. Fagan, George Yanwu Li
  • Patent number: 7238772
    Abstract: The present invention relates to a process comprising using ionic liquids for the polycondensation of 1,3-propanediol reactants to produce polytrimethylene ether glycol and copolymers thereof.
    Type: Grant
    Filed: September 22, 2006
    Date of Patent: July 3, 2007
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Mark Andrew Harmer, Christopher P. Junk
  • Patent number: 7235697
    Abstract: The present invention relates to a process for preparing sulfur-containing compounds of the general formula I in which Q, R1 and R2 are each independently defined as follows: Q: —S— or —S—S—, R1: hydrogen or saturated or unsaturated, linear or branched C1-C30-alkyl radical, R2: hydrogen or saturated or unsaturated, linear or branched C1-C30-alkyl radical, where R1 and R2 are not simultaneously hydrogen, by reacting a mixed gas stream comprising hydrogen sulfide, with or without oxygen, with linear or branched C1-C30-olefins, which comprises carrying out the reaction in the presence of water and carbon dioxide at a pressure of from 2 to 325 bar.
    Type: Grant
    Filed: December 14, 2005
    Date of Patent: June 26, 2007
    Assignee: BASF Aktiengesellschaft
    Inventors: Christian Müller, Markus Weber, Eckhard Stroefer
  • Patent number: 7230138
    Abstract: Compounds according to formula (I) wherein Z is S, SO, or SO2, may be prepared by a process that includes charging to a reactor hydrogen sulfide and an alkyl glycidyl ether according to formula (III), in the presence of a base.
    Type: Grant
    Filed: December 10, 2004
    Date of Patent: June 12, 2007
    Assignee: Air Products and Chemicals, Inc.
    Inventors: Andrew Wilson Wang, Kevin Rodney Lassila, Michael Edward Ford, Joseph Richard Krock, Nancy Mary Martin, Ge Grace Zhang
  • Patent number: 7230144
    Abstract: Methods of forming intermediates from PHAs are disclosed.
    Type: Grant
    Filed: December 18, 2002
    Date of Patent: June 12, 2007
    Assignee: Metabolix Inc.
    Inventors: Luhua Zhong, Edward M. Muller, James J. Barber, Joseph Pugach, Robert S. Whitehouse, Sean K. Daughtry
  • Patent number: 7230137
    Abstract: The invention relates to a process for the preparation of cycloorganylphosphanes of formula 1 (R1P)n by reaction of dihalo(organyl)phosphanes of formula R1PHal2 with: a) activated zinc in an organic solvent, or with: b) an alkali metal or alkaline earth metal in a non-polar organic solvent in the presence of an activator, wherein R1 is C1–C12alkyl; C3–C12 cycloalkyl, aryl or heteroaryl, Hal is F, Cl, Br or I, and n is a number from 3 to 20. The invention relates also to novel di(alkali metal/alkaline earth metal) oligophosphanediides and to the use thereof in the preparation of organophosphorus compounds.
    Type: Grant
    Filed: November 24, 2003
    Date of Patent: June 12, 2007
    Assignee: Ciba Specialty Chemicals Corp.
    Inventors: Hansjörg Grützmacher, Jens Geier, Hartmut Schönberg, Markus Scherer, Daniel Stein, Souâd Boulmaâz
  • Patent number: 7230129
    Abstract: The invention provides a process for preparing R-(+)-2-(4-hydroxyphenoxy)-2-methyl-butyric acid methyl ester of the formula (I): Various embodiments and variants are provided. The invention also provides a process for preparing S-(?)-2-(4-hydroxyphenoxy)-2-methyl-butyric acid methyl ester of the formula (II) Various embodiments and variants are provided.
    Type: Grant
    Filed: October 11, 2005
    Date of Patent: June 12, 2007
    Assignees: Dr. Reddy's Laboratories Limited, Dr. Reddy's Laboratories, Inc.
    Inventors: Potlapally Rejender Kumar, Velagala V. R. M. K. Reddy, Jangalgar Tirupathy Reddy, Gurram Ranga Madhaven, Sunil Kumar Singh
  • Patent number: 7227041
    Abstract: The present invention is generally directed to electroluminescent Ir(III) compounds with phosphinoalkoxides and phenylpyridines or phenylpyrimidines, and devices that are made with the Ir(III) compounds.
    Type: Grant
    Filed: April 13, 2005
    Date of Patent: June 5, 2007
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Vladimir Grushin, Viacheslav A. Petrov
  • Patent number: 7227046
    Abstract: The continuous process for manufacturing bisphenol A according to the invention, by reacting phenol and acetone in the presence of a strong acid catalyst and a co-catalyst, is carried out using as co-catalyst a dithio ether of general formula: in which the symbols R and R? each represent a hydrogen atom, an alkyl radical or a phenyl radical, and the symbol R? represents an optionally substituted alkyl radical.
    Type: Grant
    Filed: January 8, 2002
    Date of Patent: June 5, 2007
    Assignee: Arkema
    Inventor: Annie Commarieu
  • Patent number: 7223888
    Abstract: Novel compounds and compositions including those compounds, as well as methods of using and making the compounds are herein described. The compounds are useful in therapeutic applications, including modulation of disease or disease symptoms in a subject (e.g., mammal, human, dog, cat, horse). The compounds are useful as modulators of the mu opioid receptor (MOR) through their binding affinity with that receptor.
    Type: Grant
    Filed: October 10, 2003
    Date of Patent: May 29, 2007
    Assignee: President and Fellows of Harvard College
    Inventors: Bryce A. Harrison, Tiffany M. Gierasch, Gregory L. Verdine, Zhangjie Shi
  • Patent number: 7220876
    Abstract: Arylcycloalkyl derivatives having branched side chains, processes for their preparation and their use as pharmaceuticals The invention relates to arylcycloalkyl derivatives having branched side chains and to their physiologically acceptable salts and physiologically functional derivatives. What is described are compounds of the formula I, in which the radicals are as defined, and their physiologically acceptable salts and processes for their preparations. The compounds are suitable for the treatment and/or prevention of disorders of fatty acid metabolism and glucose utilization disorders as well as of disorders in which insulin resistence is involved.
    Type: Grant
    Filed: February 27, 2004
    Date of Patent: May 22, 2007
    Assignee: Sanofi-Aventis Deutschland GmbH
    Inventors: Christian Stapper, Heiner Glombik, Eugen Falk, Jochen Goerlitzer, Dirk Gretzke, Stefanie Keil, Hans-Ludwig Schaefer, Wolfgang Wendler
  • Patent number: 7220877
    Abstract: A novel class of dicarboxylic acid derivatives, the use of these compounds as pharmaceutical compositions, pharmaceutical compositions comprising the compounds and methods of treatment employing these compounds and compositions. The present compounds may be useful in the treatment and/or prevention of conditions mediated by Peroxisome Proliferator-Activated Receptors (PPAR).
    Type: Grant
    Filed: October 16, 2002
    Date of Patent: May 22, 2007
    Assignee: Novo Nordisk A/S
    Inventors: Per Sauerberg, Paul Stanley Bury, Lone Jeppesen, John Patrick Mogensen
  • Patent number: 7217835
    Abstract: The present invention relates to a method of producing a compound represented by the formula [I] or a salt thereof, which comprises reacting a compound represented by the formula [II] or a salt thereof with a compound represented by the formula [III] or a salt thereof, in the presence of a base, in alcohol, and provides a production method of an O-substituted tyrosine compound, which is superior in productivity, versatility and safety, and economically and industrially useful: wherein each symbol is as defined in the specification.
    Type: Grant
    Filed: September 10, 2004
    Date of Patent: May 15, 2007
    Assignee: Ajinomoto Co., Inc.
    Inventors: Takayuki Hamada, Masanobu Yatagai
  • Patent number: 7217843
    Abstract: A process for selectively making 2-thiols from alpha olefins is described. The process includes contacting a linear or branched alpha olefin having with H2S in the presence of a catalyst and recovering the 2-thiol from a product mixture. The catalyst includes a support and at least one metal selected from Group IIIA-VIIIA and the branched olefin is branched at the 3-position or higher with respect to the olefin double bond. Compositions wherein the 2-thiols are substantially free of 1-thiol and 3-thiol isomers are also described.
    Type: Grant
    Filed: April 27, 2005
    Date of Patent: May 15, 2007
    Assignee: Chevron Phillips Chemical Company LP
    Inventors: Daniel M. Hasenberg, Mitchell D. Refvik
  • Patent number: 7217830
    Abstract: A compound of the formula (1): wherein PCA represents a polycycloaliphatic hydrocarbon group, ALK represents a divalent aliphatic hydrocarbon group, m is 1 or 2, n is 0 or 1, and R1 and R2 represent independently each other an alkyl group, an alkenyl group, an alkynyl group, an alkoxy group, an aryl group or an aryloxy group.
    Type: Grant
    Filed: June 16, 2005
    Date of Patent: May 15, 2007
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Nobutaka Kunimi, Masashi Komatsu
  • Patent number: 7217851
    Abstract: Provided is a method for the synthesis of 1,4-dicyclopropyl-1,3-butadiyne from CPA. Such butadiyne is prepared by oxidative coupling of cyclopropyl acetylene (CPA) using catalytic amounts each of copper (I)chloride and tetrametylethylenediamine (TMEDA) in isopropanol under aerobic conditions. The resulting butadiyne can serve as a fuel or a fuel additive for combustion in engines propelling motor vehicles, marine vessels, aircraft, rockets and other vehicles.
    Type: Grant
    Filed: March 31, 2004
    Date of Patent: May 15, 2007
    Assignee: United States of America as represented by the Secretary of the Air Force
    Inventors: Suresh C. Suri, Michael G. Tinnirello
  • Patent number: 7214814
    Abstract: The invention provides the use of compounds of the formula (1) where R1, R2 are each independently C1- to C22-alkyl, C2- to C22-alkenyl, C6- to C30-aryl or C7- to C30-alkylaryl, R3 is C1- to C22-alkyl, C2- to C22-alkenyl, C6- to C30-aryl or C7- to C30-alkylaryl, —CHR5—COO? or —O?, R4 is M, hydrogen or an organic radical which optionally contains heteroatoms and has from 1 to 100 carbon atoms, B is an optionally substituted C1- to C30-alkylene group, D is an organic radical which optionally contains heteroatoms and has from 1 to 600 carbon atoms, X, Y are each independently O or NR6, R5, R6 are each independently hydrogen, C1- to C22-alkyl, C2- to C22-alkenyl, C6- to C30-aryl or C7- to C30-alkylaryl, and M is a cation as gas hydrate inhibitors.
    Type: Grant
    Filed: February 20, 2004
    Date of Patent: May 8, 2007
    Assignee: Clariant Produkte (Deutschland) GmbH
    Inventors: Uwe Dahlmann, Michael Feustel
  • Patent number: 7214820
    Abstract: The present invention provides a method for producing optically active flurbiprofen. The method of the present invention includes mixing racemic flurbiprofen and (S)- or (R)-3-methyl-2-phenylbutylamine in an organic solvent to produce a diastereomeric salt; and treating the diastereomeric salt with an acid in a second solvent. In the method of the present invention, flurbiprofen having a desired absolute configuration can be obtained very efficiently without repeating the procedure for optical resolution a plurality of times.
    Type: Grant
    Filed: January 20, 2004
    Date of Patent: May 8, 2007
    Assignee: Nagase & Co., Ltd.
    Inventors: Shunji Kamiyama, Kazuto Yoshida, Yasuo Chikusa, Jun Matsumoto, Keisuke Matsuyama
  • Patent number: 7214834
    Abstract: The present invention relates to a method for the chemical separation of the enantiomers of 1,1?-spirobiindane-6,6?-diol derivatives comprising providing a racemic chiral 1,1?-spirobiindane-6,6?-diol derivative, reacting a nonracemic chiral component with the racemic chiral 1,1?-spirobiindane-6,6?-diol derivative to afford a mixture of diastereomeric diesters, separating the mixture of diastereomeric diesters to provide a substantially pure individual diastereomeric diester, and chemically removing the ester groups from the substantially pure individual diastereomeric diester to provide a nonracemic chiral 1,1?-spirobiindane-6,6?-diol derivative.
    Type: Grant
    Filed: July 20, 2004
    Date of Patent: May 8, 2007
    Assignee: Eastman Kodak Company
    Inventor: Thomas R. Welter
  • Patent number: 7214824
    Abstract: This invention provides a compound of the formula (I): wherein R1 represents a (C1–C6)alkyl group; R2 represents a hydrogen atom, a halogen atom, a hydroxy group, a (C1–C6)alkyl group or a (C1–C6)alkoxy group; R3, R4, R5 and R6 each independently represents a hydrogen atom, a (C1–C6)alkyl, or a halogen atom; R7 represents a hydrogen atom, a halogen atom, a hydroxy group, a (C1–C6)alkyl group optionally substituted with a piperidino group, a (C1–C6)alkoxy group optionally substituted with a 3–7 membered cycloalkyl ring, a hydroxy(C1–C6)alkoxy group, a (C1–C6)alkoxy-(C1–C6)alkyl group, a (C1–C6)alkoxy-(C1–C6)alkoxy group, a halo (C1–C6)alkyl group, a (C1–C6)alkylthio group, a (C1–C6)alkylsulfinyl group or a (C1–C6)alkylsulfonyl group; R8 represents a (C1–C6)alkyl group, a halo(C1–C6)alkyl group, a (C1–C6)alkoxy group, a hydroxy(C1–C6)alkoxy group, a (C1–C6)alkoxy-(C1–C6)alkyl group or a (C1–C6)alkoxy-(C1–C6)alkoxy group; or R7 and R8, when adjacent to each other, taken together with the carbon atoms to whic
    Type: Grant
    Filed: November 9, 2005
    Date of Patent: May 8, 2007
    Assignee: Pfizer Inc.
    Inventors: Tadashi Inoue, Satoshi Nagayama, Kazunari Nakao