Patents by Inventor Edward Maxwell de Brant Smith

Edward Maxwell de Brant Smith 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).

  • Publication number: 20240158617
    Abstract: The present disclosure is directed to a copolyether-ester resin composition comprising: a) a copolyether-ester; b) a flame retardant; c) a phosphorus-containing antioxidant; d) an epoxy compound or a reaction product thereof; e) a metal deactivator; and f) an acid scavenger. The present disclosure is also directed to a cable formed from the copolyether-ester resin composition.
    Type: Application
    Filed: October 31, 2023
    Publication date: May 16, 2024
    Inventors: Yanyan Cao, Edward Maxwell De Brant Smith, Berardino D'achille, Lynda Johnson
  • Publication number: 20220411577
    Abstract: The invention provides a method for the production of a cross-linked polyester moulded article.
    Type: Application
    Filed: October 8, 2020
    Publication date: December 29, 2022
    Inventors: Edward Maxwell de Brant Smith, Pijush Dewanjee, John Gilbert Guard
  • Publication number: 20210276245
    Abstract: The disclosure generally relates to filaments and in particular, filaments for use in fused filament fabrication. The filaments may be made of polyester thermoplastic elastomers having advantageous shore D hardness characteristics and thermal properties. The use of the polyester thermoplastic elastomer (TPE) filaments result in 3D printed articles exhibiting desirable properties such as reduced warpage and improved surface appearance compared to articles not produced using polyester TPEs.
    Type: Application
    Filed: October 12, 2017
    Publication date: September 9, 2021
    Inventors: Yanyan Cao, Edward Maxwell De Brant Smith
  • Patent number: 8815363
    Abstract: Disclosed is a multilayer structure useful for preparing highly abrasion-resistant protective liners, including tubular articles such as multilayer tubes or pipes.
    Type: Grant
    Filed: August 28, 2012
    Date of Patent: August 26, 2014
    Assignee: E I du Pont de Nemours and Company
    Inventors: Benjamin Andrew Smillie, Edward Maxwell De Brant Smith, Sassan Hojabr, Scott B Marks
  • Publication number: 20130048131
    Abstract: Disclosed is a multilayer structure useful for preparing highly abrasion-resistant protective liners, including tubular articles such as multilayer tubes or pipes.
    Type: Application
    Filed: August 28, 2012
    Publication date: February 28, 2013
    Applicant: E I DU PONT DE NEMOURS AND COMPANY
    Inventors: BENJAMIN ANDREW SMILLIE, Edward Maxwell De Brant Smith, Sassan Hojabr, Scott B. Marks
  • Publication number: 20120277352
    Abstract: Disclosed herein is a light stabilized copolyetherester composition that is substantially free of carbon black, and wherein the copolyetherester composition comprises, based on the total weight of the copolyetherester composition, (a) about 90-98.8 wt. % of at least one copolyetherester, (b) about 0.1-2 wt. % of at least one organic UV absorber selected from benzotriazole based UV absorbers and benzophenone based UV absorber, (c) about 0.1-2 wt. % of at least one hindered amine light stabilizer, and (d) about 1-6 wt. % of at least one mineral filler comprising mineral particles selected from the group consisting of titanium dioxide particles, cerium oxide particles, zinc oxide particles, and mixtures of two or more thereof.
    Type: Application
    Filed: October 24, 2011
    Publication date: November 1, 2012
    Applicant: E.I. DU PONT DE NEMOURS AND COMPANY
    Inventors: Yong Ni, Edward Maxwell De Brant Smith
  • Patent number: 7638591
    Abstract: Polyetherester elastomers comprising about 25 to about 59 weight percent poly(trimethylene ether) ester soft segments and about 41 to about 75 weight percent hard segments, wherein the poly(trimethylene ether) ester soft segments are derived from poly(trimethylene ether) glycol having a number average molecular weight of about 600 to about 2500. Compositions thereof and articles made therefrom are disclosed.
    Type: Grant
    Filed: March 30, 2006
    Date of Patent: December 29, 2009
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: James Michael McKenna, Edward Maxwell de Brant Smith, David J. Wrigley