Patents Examined by Mark Luderer
  • Patent number: 9884805
    Abstract: A process for preparing N-ethyldiisopropylamine by reacting acetaldehyde with diisopropylamine and hydrogen at elevated temperature and under pressure in the presence of a heterogeneous hydrogenation catalyst, the catalyst being a supported transition metal catalyst comprising Pd and/or Pt as catalytically active metal, wherein the diisopropylamine used has a purity of 58% to 94% by weight and impurities as follows: 3% to 20% by weight of water, 3% to 20% by weight of isopropanol, 0% to 2% by weight of others.
    Type: Grant
    Filed: February 6, 2015
    Date of Patent: February 6, 2018
    Assignee: BASF Antwerpen NV
    Inventor: Hendrik De Winne
  • Patent number: 9873645
    Abstract: The invention relates to a method for producing hydrocarbon products which comprises preparing a hydrocarbon stream (C4) which predominantly comprises branched and unbranched hydrocarbons each having four carbon atoms. A first and a second partial stream (i-C4, n-C4) are obtained from this stream (C4), the first partial stream (i-C4) predominantly comprising branched hydrocarbons with four carbon atoms and the second partial stream (n-C4) predominantly comprising unbranched hydrocarbons with four carbon atoms. The method further comprises the steam cracking of at least part of the first partial stream (i-C4) at a first, higher cracking severity and at least part of the second partial stream (n-C4), at a second, lower, cracking severity.
    Type: Grant
    Filed: September 3, 2014
    Date of Patent: January 23, 2018
    Assignee: Linde Aktiengesellschaft
    Inventors: Stefanie Walter, Helmut Fritz, Gunther Schmidt
  • Patent number: 9873668
    Abstract: This invention is directed to compound of Formula I and methods of using these compounds in the treatment of conditions in which modulation of a cathepsin, particularly cathepsin K or cathepsin L, will be therapeutically useful.
    Type: Grant
    Filed: August 31, 2016
    Date of Patent: January 23, 2018
    Assignees: Mateon Therapeutics, Inc., Baylor University
    Inventors: David J. Chaplin, Kishore Kumar Gaddale Devanna, Erica Parker, Kevin G. Pinney, Jiangli Song, Mary Lynn Trawick
  • Patent number: 9862670
    Abstract: Bicomponent catalysts and methods for making bio-based acrylic acid, acrylic acid derivatives, or mixtures thereof from lactic acid, lactic acid derivatives, or mixtures thereof are provided.
    Type: Grant
    Filed: March 11, 2016
    Date of Patent: January 9, 2018
    Assignee: The Procter & Gamble Company
    Inventors: Dimitris Ioannis Collias, Jeffrey Charles Hayes, William David Laidig
  • Patent number: 9856184
    Abstract: The invention relates to the in situ regeneration of heterogeneous oligomerization catalysts which are used in the liquid phase oligomerization of ethene.
    Type: Grant
    Filed: February 29, 2016
    Date of Patent: January 2, 2018
    Assignee: Evonik Degussa GmbH
    Inventors: Guido Stochniol, Stephan Peitz, Dietrich Maschmeyer, Helene Reeker
  • Patent number: 9856201
    Abstract: The present disclosure relates, in general, to 5-halo-3,6-dichlorosalicylic acid compounds, 5-halo-3,6-dichlorosalicyaldehyde compounds, processes for preparing 5-halo-3,6-dichlorosalicylic acid compounds, processes for preparing 5-halo-3,6-dichlorosalicyaldehyde compounds, processes for preparing 3,6-dichlorosalicylic acid compounds, and processes that employ such compounds as intermediates in the preparation of the herbicide dicamba.
    Type: Grant
    Filed: June 3, 2015
    Date of Patent: January 2, 2018
    Assignee: Monsanto Technology LLC
    Inventors: Terri L. Boehm, Mangesh Bore, Jeffery N. Carroll, G. Davis Harris, Jr., Matthew D. McReynolds, Justin R. Struble, Daniel P. Walker
  • Patent number: 9850444
    Abstract: This invention relates to unsaturated polyol esters that can be used in hydraulic fluid applications, including fire-resistant hydraulic fluid applications, marine hydraulic fluid applications, metalworking fluid applications, food grade fluid applications, and transformer fluid applications, and methods for making the same.
    Type: Grant
    Filed: July 20, 2015
    Date of Patent: December 26, 2017
    Assignee: Elevance Renewable Sciences, Inc.
    Inventors: Paul A. Bertin, Courtnay Shaner, Na Liu, Monika Mujkic, Kristine Counter, Jonathan Brekan
  • Patent number: 9845304
    Abstract: Provided are a method for efficiently producing an asymmetric conjugated diyne from an inexpensive and safe alternative compound to hydroxylamine hydrochloride and a method for producing a Z,Z-conjugated diene compound from the asymmetric conjugated diyne compound thus obtained. More specifically, provided is a method for producing an asymmetric conjugated diyne compound comprising a step of subjecting a terminal alkyne compound (1): HC?C—Z1—Y1 to a coupling reaction with an alkynyl halide (2): Y2—Z2—C?C—X by using sodium borohydride in water and an organic solvent in the presence of a copper catalyst and a base to obtain the asymmetric conjugated diyne compound (3): Y2—Z2—C?C—C?C—Z1—Y1. In addition, provided is a method for producing a Z,Z-conjugated diene compound by reducing the resulting asymmetric conjugated diyne compound, or the like.
    Type: Grant
    Filed: February 3, 2016
    Date of Patent: December 19, 2017
    Assignee: Shin-Etsu Chemical Co., Ltd.
    Inventors: Yuki Miyake, Takeshi Kinsho, Miyoshi Yamashita, Naoki Ishibashi, Yusuke Nagae, Akihiro Baba
  • Patent number: 9845290
    Abstract: The present invention relates generally to methods for forming peroxyformic acid, comprising contacting formic acid with hydrogen peroxide. The methods for forming peroxyformic acid can include adding formic acid with a relatively lower concentration of hydrogen peroxide, or adding formic acid to a peroxycarboxylic acid composition or forming composition to react with hydrogen peroxide in the compositions. The present invention also relates to peroxyformic acid formed by the above methods. The present invention further relates to the uses of peroxyformic acid for treating a variety of targets, e.g., target water, including target water used in connection with oil- and gas-field operations. The present invention further relates to methods for reducing or removing H2S or iron sulfide in the treated water source, improving clarity of the treated water source, or reducing the total dissolved oxygen or corrosion in the treated water source, using peroxyformic acid, including peroxyformic acid generated in situ.
    Type: Grant
    Filed: December 17, 2015
    Date of Patent: December 19, 2017
    Assignee: Ecolab USA Inc.
    Inventors: Ramakrishnan Balasubramanian, Junzhong Li, Richard Staub, Victor Keasler, Brian Bennett, Allison Brewster
  • Patent number: 9840521
    Abstract: A cocrystal having the formula LiX.aM, or a solvate or hydrate thereof, wherein X is a conjugate base of an organic acid, M is a neutral organic molecule, and a is from 0.5 to 4, pharmaceutical compositions comprising such cocrystals, cocrystal solvates, or cocrystal hydrates, and methods of preparing such cocrystals, cocrystal solvates, or cocrystal hydrates, and such pharmaceutical compositions.
    Type: Grant
    Filed: April 18, 2014
    Date of Patent: December 12, 2017
    Assignee: University of South Florida
    Inventors: Michael John Zaworotko, Naga Duggirala, Adam John Smith, Roland Douglas Shytle
  • Patent number: 9815773
    Abstract: The invention relates to glutamic acid N,N-diacetic acid (GLDA) of the formula GLDA-YmHn, wherein m is less than 0.5, n+m=4, Y is a monovalent cation that is not a proton, in the form of crystals, a process to make these crystals, and their uses, in particular in detergent compositions.
    Type: Grant
    Filed: December 12, 2013
    Date of Patent: November 14, 2017
    Assignee: AKZO NOBEL CHEMICALS INTERNATIONAL B.V.
    Inventors: Cornelis Elizabeth Johannus Van Lare, Roy Gérard Doppen, Martin Heus, Elwin Schomaker, Paul Verwer
  • Patent number: 9815759
    Abstract: Disclosed herein is a process for producing phenol. The process includes oxidizing at least a portion of a feed comprising cyclohexylbenzene to produce an oxidation composition comprising cyclohexyl-1-phenyl-1-hydroperoxide. The oxidation composition may then be cleaved in the presence of an acid catalyst to produce a cleavage reaction mixture comprising the acid catalyst, phenol and cyclohexanone. At least a portion of the cleavage reaction mixture may be neutralized with a basic material to form a treated cleavage reaction mixture. In various embodiments, the treated cleavage reaction mixture contains no greater than 50 wppm of the acid catalyst or no greater than 50 wppm of the basic material.
    Type: Grant
    Filed: July 15, 2015
    Date of Patent: November 14, 2017
    Assignee: ExxonMobil Chemical Patents Inc.
    Inventors: Keith H. Kuechler, Francisco M. Benitez, Kun Wang, James R. Lattner, Christopher L. Becker
  • Patent number: 9809534
    Abstract: The invention provides methods of synthesizing compounds in an asymmetric or enantioenriched fashion, wherein the compounds are useful intermediates in the synthesis of viral protease inhibitors.
    Type: Grant
    Filed: July 17, 2015
    Date of Patent: November 7, 2017
    Assignee: AbbVie INC.
    Inventors: Kirill A. Lukin, Jianzhang Mei, David R. Hill, Michael J. Abrahamson
  • Patent number: 9809535
    Abstract: An alkyl mercaptan is prepared by reacting an aliphatic alcohol with hydrogen sulfide in the presence of a heterogeneous catalyst at varying temperatures.
    Type: Grant
    Filed: December 18, 2015
    Date of Patent: November 7, 2017
    Assignee: Evonik Degussa GmbH
    Inventors: Benjamin Fonfe, Stephan Kretz, Harald Jakob
  • Patent number: 9809525
    Abstract: A method of making terephthalic acid via reductive coupling of two molecules of propiolic acid or propiolic acid derivatives is presented. The reductive coupling can be catalyzed by compounds comprising metals, and propiolic acid or propiolic acid derivatives can be produced from acetylene and carbon dioxide. At least 4 of the 8 carbons in the terephthalic acid are non-fossil-derived.
    Type: Grant
    Filed: March 11, 2016
    Date of Patent: November 7, 2017
    Assignee: The Procter & Gamble Company
    Inventors: Jeffrey Charles Hayes, Hairong Guan, Dimitris Ioannis Collias
  • Patent number: 9796662
    Abstract: Esteramine compositions and their derivatives are disclosed. The esteramines comprise a reaction product of a metathesis-derived C10-C17 monounsaturated acid, octadecene-1,18-dioic acid, or their ester derivatives with a tertiary alkanolamine. Derivatives made by quaternizing, sulfonating, alkoxylating, sulfating, and/or sulfitating the esteramines are also disclosed. In one aspect, the ester derivative of the C10-C17 monounsaturated acid or octadecene-1,18-dioic acid is a lower alkyl ester. In other aspects, the ester derivative is a modified triglyceride made by self-metathesis of a natural oil or an unsaturated triglyceride made by cross-metathesis of a natural oil with an olefin. The esteramines and derivatives are valuable for a wide variety of end uses, including cleaners, fabric treatment, hair conditioning, personal care (liquid cleansing products, conditioning bars, oral care products), antimicrobial compositions, agricultural uses, and oil field applications.
    Type: Grant
    Filed: October 1, 2015
    Date of Patent: October 24, 2017
    Assignee: Stepan Company
    Inventors: Dave R Allen, Randal J Bernhardt, Aaron Brown, Anatoliy A Dameshek, Brian Holland, Andrew D Malec, Ronald A Masters, Marshall J Nepras, Patti Skelton, Laura Lee Whitlock, Patrick Shane Wolfe
  • Patent number: 9790161
    Abstract: A process for the production of organic acids having at least three carbon atoms comprises the steps of forming an amount of carbon monoxide and reacting the amount of carbon monoxide with an amount of an unsaturated hydrocarbon. The reaction is preferably carried out in the presence of a supported palladium catalyst, a strong acid, and a phosphine. In some embodiments, the unsaturated hydrocarbon is one of acetylene and methylacetylene, and the organic acid is one of acrylic acid and methyl acrylic acid. The reacting step is preferably performed with carbon monoxide produced from carbon dioxide.
    Type: Grant
    Filed: November 20, 2015
    Date of Patent: October 17, 2017
    Inventors: Richard I. Masel, Zheng Richard Ni, Qingmei Chen, Brian A. Rosen
  • Patent number: 9790194
    Abstract: A process for continuous preparation of oligomeric or polymeric isocyanates by catalytic modification of monomeric di- and/or triisocyanates, characterized in that at least one isocyanate component A and at least one catalyst component B are combined continuously in a reaction apparatus and conducted through the reaction apparatus as a reaction mixture, the residence time distribution being characterized according to the dispersion model by Bo (Bodenstein number) above 40, preferably above 60 and most preferably above 80.
    Type: Grant
    Filed: November 29, 2012
    Date of Patent: October 17, 2017
    Assignee: Covestro Deutschland AG
    Inventors: Frank Richter, Martin Anstock, Philip Bahke, Andreas Gosch, Reinhard Halpaap, Andreas Hecking, Sigurd Buchholz, Ursula Tracht, Adrian Cosmin Dobre
  • Patent number: 9783486
    Abstract: A process for preparing high molecular weight, branched, acyclic polyalkyleneamines comprising transaminating a reaction mixture that includes at least a first polyalkyleneamine component that contains at least two non-tertiary amine groups separated from one another by a ternary or higher carbon atom and a second polyalkyleneamine component having the formula wherein x, y, and z are the same or different and are integers of from 1 to 10; a, b, c, d, e, and f are the same or different and are H or hydrocarbyl of from 1 to 10 carbon atoms; A, B, C, D, E, are the same or different and are H or hydrocarbyl of from 1 to 10 carbon atoms; provided that at least two of the amine groups are primary or secondary.
    Type: Grant
    Filed: November 24, 2014
    Date of Patent: October 10, 2017
    Assignee: DOW GLOBAL TECHNOLOGIES LLC
    Inventors: Stephen W. King, Sadeka Onam
  • Patent number: 9780309
    Abstract: A triphenylamine derivative represented by formula (1) exhibits good solubility in an organic solvent and allows an organic EL element having excellent luminance characteristics to be achieved when formed into a thin film and applied to a positive hole injection layer. (In the formula, R1 to R17 mutually independently represent a hydrogen atom, a halogen atom, a nitro group, a cyano group, an amino group, an aldehyde group, a hydroxyl group, a thiol group, a carboxylic acid group, and the like; and l, m, and n mutually independently represent an integer 1 to 5.
    Type: Grant
    Filed: May 19, 2014
    Date of Patent: October 3, 2017
    Assignee: NISSAN CHEMICAL INDUSTRIES, LTD.
    Inventors: Naoki Nakaie, Taichi Nakazawa