Patents by Inventor Graciela B. Arhancet

Graciela B. Arhancet has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Matrix and layer compositions for protection of bioactives
    Patent number: 9655863
    Abstract: The invention relates to matrix and layer compositions comprising a first polymer. The matrix and layer compositions are useful in the delivery of bioactives. In particular, the matrices and layers may have advantageous properties including mechanical properties and protection of bioactives and may also provide for pH-dependent release of a bioactive.
    Type: Grant
    Filed: April 20, 2016
    Date of Patent: May 23, 2017
    Assignee: Novus International, Inc.
    Inventors: Houston Stephen Smith, Matthew J. Fischer, Graciela B. Arhancet, Rangarani Karnati, John A. Hume, Xiaojun Wang
  • SULFUR-CONTAINING COMPOUNDS AS SOLVENTS
    Publication number: 20170137756
    Abstract: Methods for using sulfur-containing compounds comprising short chain aliphatic ester or amide moieties as solvents and compositions comprising these compounds are provided.
    Type: Application
    Filed: November 10, 2016
    Publication date: May 18, 2017
    Inventors: Graciela B. Arhancet, Scott A. Long
  • HETEROATOM CONTAINING CYCLIC DIMERS
    Publication number: 20170107192
    Abstract: The present invention provides cyclic dimers of alpha acids and polymers derived therefrom. Also provided are processes for preparing and methods of using the cyclic dimers and the polymers derived from the cyclic dimers.
    Type: Application
    Filed: December 29, 2016
    Publication date: April 20, 2017
    Inventors: Graciela B. Arhancet, Matthew Mahoney, Xiaojun Wang
  • ANTIMICROBIAL COMPOSITIONS AND USES THEREOF
    Publication number: 20170000755
    Abstract: Antimicrobial compositions comprising sulfur- or selenium-containing, fatty-acylated alpha-hydroxy acid compounds and methods of using said compounds or compositions to inhibit microbial growth.
    Type: Application
    Filed: June 29, 2016
    Publication date: January 5, 2017
    Inventors: Graciela B. Arhancet, Matthew Mahoney, Scott Long, Mariya Grega, Drew L. Lichtenstein, Vivek Kuttappan, Jeffery Escobar Monestel, Mercedes Vazquez-Anon
  • ANIONIC SURFACTANTS
    Publication number: 20170002295
    Abstract: Sulfur-containing compounds comprising hydrophobic ester moieties and carboxylate moieties, wherein the compounds have surfactant properties, compositions comprising the compounds, and methods of using the compounds or compositions for cleaning purposes.
    Type: Application
    Filed: June 29, 2016
    Publication date: January 5, 2017
    Applicant: Board of Regents of the University of Oklahoma
    Inventors: Graciela B. Arhancet, Scott A. Long, Brian Grady, Jeff Harwell, Guangzhe Yu
  • PLASTIC MODIFIERS
    Publication number: 20160326349
    Abstract: Hydrocarbyl terminated polyester compounds comprising sulfur-containing repeat units that are useful as plastic modifiers, polymer blend compositions comprising the hydrocarbyl terminated polyester compounds, methods for modifying the performance properties of polymers, and methods for preparing the hydrocarbyl terminated polyester compounds.
    Type: Application
    Filed: May 6, 2016
    Publication date: November 10, 2016
    Inventors: Graciela B. Arhancet, Xiaojun Wang, Scott Long, Matthew William Mahoney
  • Matrix and layer compositions for protection of bioactives
    Patent number: 9452143
    Abstract: The invention relates to matrix and layer compositions comprising a first polymer. The matrix and layer compositions are useful in the delivery of bioactives. In particular, the matrices and layers may have advantageous properties including mechanical properties and protection of bioactives and may also provide for pH-dependent release of a bioactive.
    Type: Grant
    Filed: July 11, 2013
    Date of Patent: September 27, 2016
    Assignee: NOVUS INTERNATIONAL, INC.
    Inventors: Houston Stephen Smith, Matthew J. Fischer, Graciela B. Arhancet, Rangarani Karnati, John A. Hume, Xiaojun Wang
  • Functionalized polymer compositions
    Patent number: 9447068
    Abstract: The invention relates to functionalized polymers including homopolymers and copolymers and their uses in industrial applications and in agricultural applications. In particular, the homopolymers and copolymers may be, for example, used in polymer blends, used as nutritives and in feed compositions, and used in combination with a pharmaceutical or nutritive.
    Type: Grant
    Filed: November 10, 2015
    Date of Patent: September 20, 2016
    Assignee: NOVUS INTERNATIONAL, INC.
    Inventors: Graciela B. Arhancet, Matthew Mahoney, Xiaojun Wang, Rangarani Karnati
  • MATRIX AND LAYER COMPOSITIONS FOR PROTECTION OF BIOACTIVES
    Publication number: 20160228391
    Abstract: The invention relates to matrix and layer compositions comprising a first polymer. The matrix and layer compositions are useful in the delivery of bioactives. In particular, the matrices and layers may have advantageous properties including mechanical properties and protection of bioactives and may also provide for pH-dependent release of a bioactive.
    Type: Application
    Filed: April 20, 2016
    Publication date: August 11, 2016
    Inventors: Houston Stephen Smith, Matthew J. Fischer, Graciela B. Arhancet, Rangarani Karnati, John A. Hume, Xiaojun Wang
  • Functionalized polymer compositions
    Patent number: 9410036
    Abstract: The invention relates to functionalized polymers including homopolymers and copolymers and their uses in industrial applications and in agricultural applications. In particular, the homopolymers and copolymers may be, for example, used in polymer blends, used as nutritives and in feed compositions, and used in combination with a pharmaceutical or nutritive.
    Type: Grant
    Filed: February 19, 2016
    Date of Patent: August 9, 2016
    Assignee: Novus International, Inc.
    Inventors: Graciela B. Arhancet, Matthew Mahoney, Xiaojun Wang, Rangarani Karnati
  • FUNCTIONALIZED POLYMER COMPOSITIONS
    Publication number: 20160185899
    Abstract: The invention relates to functionalized polymers including homopolymers and copolymers and their uses in industrial applications and in agricultural applications. In particular, the homopolymers and copolymers may be, for example, used in polymer blends, used as nutritives and in feed compositions, and used in combination with a pharmaceutical or nutritive.
    Type: Application
    Filed: February 19, 2016
    Publication date: June 30, 2016
    Inventors: Graciela B. Arhancet, Matthew Mahoney, Xiaojun Wang, Rangarani Karnati
  • Functionalized polymer compositions
    Patent number: 9284294
    Abstract: The invention relates to functionalized polymers including homopolymers and copolymers and their uses in industrial applications and in agricultural applications. In particular, the homopolymers and copolymers may be, for example, used in polymer blends, used as nutritives and in feed compositions, and used in combination with a pharmaceutical or nutritive.
    Type: Grant
    Filed: February 8, 2013
    Date of Patent: March 15, 2016
    Assignee: Novus International, Inc.
    Inventors: Graciela B. Arhancet, Matthew Mahoney, Xiaojun Wang, Rangarani Karnati
  • FUNCTIONALIZED POLYMER COMPOSITIONS
    Publication number: 20160060454
    Abstract: The invention relates to functionalized polymers including homopolymers and copolymers and their uses in industrial applications and in agricultural applications. In particular, the homopolymers and copolymers may be, for example, used in polymer blends, used as nutritives and in feed compositions, and used in combination with a pharmaceutical or nutritive.
    Type: Application
    Filed: November 10, 2015
    Publication date: March 3, 2016
    Inventors: Graciela B. Arhancet, Matthew Mahoney, Xiaojun Wang, Rangarani Karnati
  • HETEROATOM CONTAINING CYCLIC DIMERS
    Publication number: 20150191444
    Abstract: The present invention provides cyclic dimers of alpha acids and polymers derived therefrom. Also provided are processes for preparing and methods of using the cyclic dimers and the polymers derived from the cyclic dimers.
    Type: Application
    Filed: March 5, 2015
    Publication date: July 9, 2015
    Inventors: Graciela B. Arhancet, Matthew Mahoney, Xiaojun Wang
  • MATRIX AND LAYER COMPOSITIONS FOR PROTECTION OF BIOACTIVES
    Publication number: 20150157577
    Abstract: The invention relates to matrix and layer compositions comprising a first polymer. The matrix and layer compositions are useful in the delivery of bioactives. In particular, the matrices and layers may have advantageous properties including mechanical properties and protection of bioactives and may also provide for pH-dependent release of a bioactive.
    Type: Application
    Filed: July 11, 2013
    Publication date: June 11, 2015
    Inventors: Houston Stephen Smith, Matthew J. Fischer, Graciela B. Arhancet, Rangarani Karnati, John A. Hume, Xiaojun Wang
  • Heteroatom containing cyclic dimers
    Patent number: 9011832
    Abstract: The present invention provides cyclic dimers of alpha acids and polymers derived therefrom. Also provided are processes for preparing and methods of using the cyclic dimers and the polymers derived from the cyclic dimers.
    Type: Grant
    Filed: February 8, 2013
    Date of Patent: April 21, 2015
    Assignee: Novus International, Inc.
    Inventors: Graciela B. Arhancet, Matthew Mahoney, Xiaojun Wang
  • PYRAZOLINE COMPOUNDS
    Publication number: 20120035131
    Abstract: Compounds and pharmaceutically acceptable salts of the compounds are disclosed, wherein the compounds have the structure of Formula I: wherein R1, R2, R3A, R3B, R4, R5, R6, R7, R8, and X are as defined in the detailed description of the invention. Corresponding pharmaceutical compositions, methods of treatment, and intermediates are also disclosed.
    Type: Application
    Filed: October 20, 2011
    Publication date: February 9, 2012
    Inventors: Marvin J. Meyers, Graciela B. Arhancet, Xiangyang Chen, Susan Hockerman, Scott A. Long, Matthew W. Mahoney, David B. Reitz, Joseph G. Rico
  • PYRAZOLINE COMPOUNDS
    Publication number: 20100280016
    Abstract: Compounds and pharmaceutically acceptable salts of the compounds are disclosed, wherein the compounds have the structure of Formula I: wherein R1, R2, R3A, R3B, R4, R5, R6, R7, R8, and X are as defined in the detailed description of the invention. Corresponding pharmaceutical compositions, methods of treatment, and intermediates are also disclosed.
    Type: Application
    Filed: July 12, 2010
    Publication date: November 4, 2010
    Inventors: Marvin J. Meyers, Graciela B. Arhancet, XiangYang Chen, Susan Hockerman, Scott A. Long, Matthew W. Mahoney, David B. Reitz, Joseph G. Rico
  • Pyrazoline compounds
    Patent number: 7781428
    Abstract: Compounds and pharmaceutically acceptable salts of the compounds are disclosed, wherein the compounds have the structure of Formula I: wherein R1, R2, R3A, R3B, R4, R5, R6, R7, R8, and X are as defined in the detailed description of the invention. Corresponding pharmaceutical compositions, methods of treatment, and intermediates are also disclosed.
    Type: Grant
    Filed: October 24, 2007
    Date of Patent: August 24, 2010
    Assignee: Pfizer Inc.
    Inventors: Marvin J. Meyers, Graciela B. Arhancet, Xiangyang Chen, Susan Hockerman, David B. Reitz, Joseph G. Rico
  • Pyrazoline Compounds
    Publication number: 20080167294
    Abstract: Compounds and pharmaceutically acceptable salts of the compounds are disclosed, wherein the compounds have the structure of Formula I: wherein R1, R2, R3A, R3B, R4, R5, R6, R7, R8, and X are as defined in the detailed description of the invention. Corresponding pharmaceutical compositions, methods of treatment, and intermediates are also disclosed.
    Type: Application
    Filed: October 24, 2007
    Publication date: July 10, 2008
    Applicant: Pfizer, Inc
    Inventors: Marvin J. Meyers, Graciela B. Arhancet, Xiangyang Chen, Susan Hockerman, Scott A. Long, Matthew W. Mahoney, David B. Reitz, Joseph G. Rico