Patents by Inventor Christopher J. Sewall

Christopher J. Sewall 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).

  • Patent number: 9555269
    Abstract: The present invention is directed to a carrageenan product comprising a semi-refined, alkali treated iota carrageenan wherein the semi-refined, alkali treated iota carrageenan has: (i) a viscosity of 18 cP to 83 cP, (ii) a particle size of at least 90% passing through a #100 US sieve mesh and at least 20% passing through a #230 US sieve mesh, and (iii) a fraction of sodium cations of at least 35%, wherein the fraction of sodium cations is determined by the weight of sodium cations divided by the sum of the weight of sodium cations and potassium cations. This invention is also directed to toothpaste compositions comprising the carrageenan product of the invention.
    Type: Grant
    Filed: August 6, 2010
    Date of Patent: January 31, 2017
    Assignee: FMC Corporation
    Inventors: Christopher J. Sewall, Vinayak B. Randive, Vijay K. Gadkari
  • Publication number: 20130303632
    Abstract: The present invention is directed to a controlled release solid dosage form comprising a controlled release modifier and an active ingredient comprising at least one of a pharmaceutical, veterinary, or nutraceutical active ingredient, wherein the controlled release modifier comprises lambda carrageenan from the taxonomic order Halymeniales. The present invention is also directed to ethanol resistant controlled release solid dosage forms and methods for reducing the ethanol sensitivity of an active ingredient in a controlled release solid dose form.
    Type: Application
    Filed: May 9, 2013
    Publication date: November 14, 2013
    Applicant: FMC CORPORATION
    Inventors: Christopher J. Sewall, William R. Blakemore, Bruno Leclercq
  • Patent number: 8323718
    Abstract: Co-precipitated carrageenan/xanthan gum compositions and a process for preparation are provided. The compositions are simple to prepare and provide functional performance in a broad range of food, specialty and industrial applications.
    Type: Grant
    Filed: March 15, 2012
    Date of Patent: December 4, 2012
    Assignee: FMC Corporation
    Inventors: Robert Kopesky, W. Preston Brawn, Christopher J. Sewall, John Demarco, James Lamkey
  • Publication number: 20120296081
    Abstract: Disclosed are compositions for inhibiting transmission of a sexually transmitted infection that contain one or more carrageenans, including lambda carrageenan. Also disclosed are methods for making and using the compositions.
    Type: Application
    Filed: July 31, 2012
    Publication date: November 22, 2012
    Inventors: William R. Blakemore, Arthur D. Ballard, Christopher J. Sewall, James J. Modliszewski, William A. Bubnis
  • Publication number: 20120189559
    Abstract: The present invention is directed to a carrageenan product comprising a semi-refined, alkali treated iota carrageenan wherein the semi-refined, alkali treated iota carrageenan has: (i) a viscosity of 18 cP to 83 cP, (ii) a particle size of at least 90% passing through a #100 US sieve mesh and at least 20% passing through a #230 US sieve mesh, and (iii) a fraction of sodium cations of at least 35%, wherein the fraction of sodium cations is determined by the weight of sodium cations divided by the sum of the weight of sodium cations and potassium cations. This invention is also directed to toothpaste compositions comprising the carrageenan product of the invention.
    Type: Application
    Filed: August 6, 2010
    Publication date: July 26, 2012
    Applicant: FMC CORPORATION
    Inventors: Christopher J. Sewall, Vinayak B. Randive, Vijay K. Gadkari
  • Publication number: 20120171342
    Abstract: Co-precipitated carrageenan/xanthan gum compositions and a process for preparation are provided. The compositions are simple to prepare and provide functional performance in a broad range of food, specialty and industrial applications.
    Type: Application
    Filed: March 15, 2012
    Publication date: July 5, 2012
    Applicant: FMC CORPORATION
    Inventors: Robert Kopesky, W. Preston Brawn, Christopher J. Sewall, John Demarco, James Lamkey
  • Publication number: 20120156353
    Abstract: A liquid formulation comprising protein and lambda carrageenan, wherein the lambda carrageenan comprises lambda carrageenan from at least one seaweed of the taxonomic order Halymeniales.
    Type: Application
    Filed: December 9, 2011
    Publication date: June 21, 2012
    Applicant: FMC CORPORATION
    Inventors: Christopher J. Sewall, William R. Blakemore, Erick I. Ask
  • Patent number: 8192778
    Abstract: Co-precipitated carrageenan/xanthan gum compositions and a process for preparation are provided. The compositions are simple to prepare and provide functional performance in a broad range of food, specialty and industrial applications.
    Type: Grant
    Filed: April 24, 2008
    Date of Patent: June 5, 2012
    Assignee: FMC Corporation
    Inventors: Robert Kopesky, W. Preston Brawn, Christopher J. Sewall, John Demarco, James Lamkey
  • Publication number: 20100272866
    Abstract: The present invention is directed to a kappa-2 carrageenan composition comprising: (i) kappa-2 carrageenan, (ii) at least 70% sodium by weight of all cations in the composition; and (iii) free salt present in an amount of 0-25% by weight of the composition; wherein the composition has a viscosity of 20 cps to 40 cps. The present invention is also directed to products made from such kappa-2 carrageenan composition, as well as to processes of manufacture and use thereof.
    Type: Application
    Filed: July 7, 2010
    Publication date: October 28, 2010
    Applicant: FMC CORPORATION
    Inventors: James J. Modliszewski, Robert Kopesky, Christopher J. Sewall
  • Patent number: 7816341
    Abstract: The present invention is directed to a homogeneous, thermoreversible gel comprising carrageenan wherein the carrageenan has a viscosity of less than 10 cP at 75° C. when measured in a 0.10 molar aqueous sodium chloride solution containing 1.5% by weight of the carrageenan based on the weight of all components in the solution, and optionally at least one of a plasticizer, a second film former, a bulking agent, and a pH controlling agent, wherein the gel has a solids content of at least 40%. The present invention is also directed to processes for the preparation thereof, as well as to variety of products containing the gel including edible products, soft capsules, hard capsules and solid forms encapsulating powders, tablets, caplets, etc.
    Type: Grant
    Filed: April 14, 2004
    Date of Patent: October 19, 2010
    Assignee: FMC Corporation
    Inventors: Christopher J. Sewall, Peter J. Riley, William R. Blakemore
  • Patent number: 7807194
    Abstract: The present invention is directed to a homogeneous, thermoreversible gel film comprising a film forming amount of kappa-2 carrageenan, and optionally at least one of a plasticizer, a second film former, a bulking agent, and a pH controlling agent; and processes for the preparation thereof. The present invention is also directed to soft capsules and solid forms containing the gel film, as well as processes for the preparation thereof.
    Type: Grant
    Filed: April 14, 2004
    Date of Patent: October 5, 2010
    Assignee: FMC Corporation
    Inventors: James J. Modliszewski, Arthur D. Ballard, Christopher J. Sewall, William R. Blakemore, Peter J. Riley
  • Publication number: 20100203124
    Abstract: The present invention is directed to a kappa-2 carrageenan composition comprising: (i) kappa-2 carrageenan, (ii) at least 70% sodium by weight of all cations in the composition; and (iii) free salt present in an amount of 0-25% by weight of the composition; wherein the composition has a viscosity of 20 cps to 40 cps. The present invention is also directed to products made from such kappa-2 carrageenan composition, as well as to processes of manufacture and use thereof.
    Type: Application
    Filed: April 7, 2010
    Publication date: August 12, 2010
    Applicant: FMC CORPORATION
    Inventors: James J. Modliszewski, Robert Kopesky, Christopher J. Sewall
  • Publication number: 20090208569
    Abstract: The present invention is directed to a homogeneous, thermoreversible gel film comprising a film forming amount of a water soluble, thermoreversible alginate, and optionally at least one of a plasticizer, a second film former, a bulking agent, and a pH controlling agent; and processes for the preparation thereof. The present invention is also directed to soft capsules and solid forms containing the gel film, as well as processes for the preparation thereof.
    Type: Application
    Filed: March 13, 2009
    Publication date: August 20, 2009
    Applicant: FMC CORPORATION
    Inventors: James J. Modliszewski, Arthur D. Ballard, Christopher J. Sewall, William R. Blakemore, Peter J. Riley
  • Publication number: 20080161551
    Abstract: Disclosed are compositions for inhibiting transmission of a sexually transmitted infection that contain one or more carrageenans, including lambda carrageenan. Also disclosed are methods for making and using the compositions.
    Type: Application
    Filed: December 21, 2007
    Publication date: July 3, 2008
    Inventors: William R. Blakemore, Arthur D. Ballard, Christopher J. Sewall, James J. Modliszowski, William A. Bubnis
  • Patent number: 5718969
    Abstract: Substantially dry, rehydratable, water-dispersible, gel-forming, porous hydrocolloid micro-particulates containing internally or internally and externally at least one water-soluble, non-gelling, hydration enhancing hydrocolloid, processes and intermediates for their preparation, and their uses.
    Type: Grant
    Filed: August 25, 1993
    Date of Patent: February 17, 1998
    Assignee: FMC Corporation
    Inventors: Christopher J. Sewall, Donald W. Renn, Peter J. Riley, William R. Thomas, Lisa E. Dumont, Guy A. Crosby
  • Patent number: 5662840
    Abstract: A process for making gel bead having a mean diameter of less than 50 microns by adiabatically atomizing a hydrocolloid sol to droplet of less than 50 microns under conditions that lower the temperature of the hydrocolloid below its gel temperature.
    Type: Grant
    Filed: June 10, 1994
    Date of Patent: September 2, 1997
    Assignee: FMC Corporation
    Inventors: William R. Thomas, Henry A. Pfeffer, Basil A. Guiliano, Christopher J. Sewall, Stephen Tomko
  • Patent number: 5629041
    Abstract: A reduced calorie sandwich cookie wherein the weight percent of fat and/or oil of the cookie filler is reduced by at least one quarter and replaced by a predominantly non-caloric bulking agent having a water absorptivity of 200% or less while maintaining the water activity of the entire filler at from 0.2 to 0.7.
    Type: Grant
    Filed: July 8, 1994
    Date of Patent: May 13, 1997
    Assignee: FMC Corporation
    Inventors: Thomas R. Laaman, Christopher J. Sewall
  • Patent number: 5624612
    Abstract: Substantially dry, rehydratable, water-dispersible, gel-forming, porous hydrocolloid microparticulates containing internally or internally and externally at least one water-soluble, non-gelling, hydration enhancing hydrocolloid, processes and intermediates for their preparation, and their uses.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: April 29, 1997
    Assignee: FMC Corporation
    Inventors: Christopher J. Sewall, Donald W. Renn, Peter J. Riley, William R. Thomas, Lisa E. Dumont, Guy A. Crosby