Patents by Inventor Robert B. Fish

Robert B. Fish 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).

  • Reinforced polymeric siphon tubes
    Patent number: 8100183
    Abstract: A siphon tube having a polymeric material into which at least one continuous reinforcing agent is embedded, and wherein the at least one reinforcing agent runs substantially the length of the siphon tube. The polymer material can be one or more polymers selected from one or more high density polyethylenes, one or more polyamides, and one or more fluoropolymers.
    Type: Grant
    Filed: September 19, 2007
    Date of Patent: January 24, 2012
    Assignee: E.I. du Pont de Nemours and Company
    Inventors: Steven A. Mestemacher, Robert B. Fish, Jr., Heinrich F. Maurer, Adam J. Van Der Lelij
  • Marine umbilical comprising hydrolysis resistant polyamides
    Patent number: 7696301
    Abstract: Marine umbilicals are provided comprising polyamide compositions having good hydrolysis resistance and that may optionally contain plasticizer.
    Type: Grant
    Filed: October 25, 2005
    Date of Patent: April 13, 2010
    Assignee: E.I. du Pont de Nemours and Company
    Inventors: Robert B. Fish, Jr., Marvin M. Martens, Steven A. Mestemacher, Rolando Umali Pagilagan
  • PIPES CONTAINING NANOCLAYS AND METHOD FOR THEIR MANUFACTURE
    Publication number: 20100028583
    Abstract: A pipe or comprising a melt-mixed blend of polyamide and incompatible polyolefin and a compatibilizing agent where the polyamide exists as a discontinuous phase that is dispersed in a polyolefin matrix and wherein nanoclay is exfoliated in the polyamide phase. The pipe has enhanced resistance to the permeation of hydrocarbons relative to polyethylene. A method for making a pipe having enhanced resistance to the permeation of hydrocarbons.
    Type: Application
    Filed: September 17, 2007
    Publication date: February 4, 2010
    Applicant: E.I. DU PONT DE NEMOURS AND COMPANY
    Inventors: Robert B. Fish, JR., Rolando Umali Pagilagan, Steven A. Mestemacher
  • Reinforced Polymeric Siphon Tubes
    Publication number: 20090236098
    Abstract: Siphon tubes comprising at least one continuous reinforcing agent that runs substantially the length of the tube.
    Type: Application
    Filed: September 19, 2007
    Publication date: September 24, 2009
    Inventors: Steven A. Mestemacher, Robert B. Fish, Heinrich F. Maurer, A . Joop Van Der Lelij
  • Multilayered composite articles
    Publication number: 20080145584
    Abstract: Multilayered composite articles comprising a first layer comprising melt-extrudable perfluoropolymer, a second layer comprising a fluoropolymer derived from tetrafluoroethylene, at least one perfluorinated ?-olefin; and vinylidene fluoride. The articles may be in the form of pipes, tubes, and hoses.
    Type: Application
    Filed: November 15, 2007
    Publication date: June 19, 2008
    Inventors: Robert B. Fish, Steven A. Mestemacher, Patricia A. Tooley, Kimberly Dawn Farnsworth
  • Pipes containing nanoclays and method for their manufacture
    Publication number: 20080102236
    Abstract: A pipe or comprising a melt-mixed blend of polyamide and incompatible polyolefin and a compatibilizing agent where the polyamide exists as a discontinuous phase that is dispersed in a polyolefin matrix and wherein nanoclay is exfoliated in the polyamide phase. The pipe has enhanced resistance to the permeation of hydrocarbons relative to polyethylene. A method for making a pipe having enhanced resistance to the permeation of hydrocarbons.
    Type: Application
    Filed: September 17, 2007
    Publication date: May 1, 2008
    Inventors: Robert B. Fish, Rolando Umali Pagilagan, Steven A. Mestemacher
  • Process for efficiently producing highly plasticized polyamide blends
    Patent number: 7297737
    Abstract: A process for producing plasticized polyamide blends containing additives such as tougheners, reinforcing agents, and/or filler. High average molecular weight plasticized blends containing additives may be made using the process of the invention. Pipes and tubing may be made from the blends prepared using the process of the invention.
    Type: Grant
    Filed: August 10, 2004
    Date of Patent: November 20, 2007
    Assignee: E.I. du Pont de Nemours and Company
    Inventors: Robert B. Fish, Jr., Steven A. Mestemacher
  • Toughened, glass filled polyamide compositions and blends having improved stiffness, and articles made therefrom
    Patent number: 7138454
    Abstract: Polyamide compositions and blends toughened with polyvinylbutyral and containing glass fiber are disclosed, together with articles of manufacture. These materials may also contain non-reactive polymers and antioxidants.
    Type: Grant
    Filed: September 4, 2003
    Date of Patent: November 21, 2006
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Robert B. Fish, Win-Chung Lee
  • Toughened, glass filled polyamide compositions and blends having improved stiffness, and articles made therefrom
    Publication number: 20040087706
    Abstract: Polyamide compositions and blends toughened with polyvinylbutyral and containing glass fiber are disclosed, together with articles of manufacture. These materials may also contain non-reactive polymers and antioxidants.
    Type: Application
    Filed: September 4, 2003
    Publication date: May 6, 2004
    Inventors: Robert B. Fish, Win-Chung Lee
  • Fishing lines and related products
    Patent number: 5354616
    Abstract: Novel fishing lines, and related products, especially monofilamentary products, of polyesters that are biodegradable and disintegrate, when immersed over a period of weeks or months in water, to avoid residues thereof obstructing the aqueous environment, but are storage-stable, i.e.. do not disintegrate while being stored in air, before such lengthy immersion.
    Type: Grant
    Filed: November 16, 1992
    Date of Patent: October 11, 1994
    Assignee: E. I. Du Pont de Nemours and Company
    Inventors: Robert B. Fish, Jr., Francis G. Gallagher, James M. McKenna, Raymond F. Tietz
  • Process for surface treating thermoplastic monofilaments
    Patent number: 5082610
    Abstract: An improved process comprising treating monofilaments with high temperatures to deorient the surface. A preferred product is a heavy denier transparent polyamide monofilament, especially suitable as fishing line.
    Type: Grant
    Filed: October 23, 1989
    Date of Patent: January 21, 1992
    Assignee: E. I. Du Pont de Nemours and Company
    Inventors: Robert B. Fish, Jr., Robert L. Rackley, Robert K. Anderson, Michael H. Mainz