Patents by Inventor Delwyn EVANS

Delwyn EVANS 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: 20210368632
    Abstract: An electronic or electrical device or component thereof having a coating formed thereon by exposing said electronic or electrical device or component thereof to a plasma comprising one or more monomer compounds for a sufficient period of time to allow a protective polymeric coating to form on a surface thereof; wherein the protective polymeric coating forms a physical barrier over a surface of the electronic or electrical device or component thereof; wherein each monomer is a compound of formula I(a): or a compound of formula I(b)
    Type: Application
    Filed: August 3, 2021
    Publication date: November 25, 2021
    Inventors: Stephen Richard COULSON, Delwyn EVANS, Thomas HELLWIG, Fred HOPPER, Neil POULTER, Angeliki SIOKOU, Clive TELFORD
  • Publication number: 20210355341
    Abstract: The present invention provides an electronic or electrical device or component thereof comprising a cross-linked polymeric coating on a surface of the electronic or electrical device or component thereof; wherein the cross-linked polymeric coating is obtainable by exposing the electronic or electrical device or component thereof to a plasma comprising a monomer compound and a crosslinking reagent for a period of time sufficient to allow formation of the cross-linked polymeric coating on a surface thereof, wherein the monomer compound has the following formula: where R1, R2 and R4 are each independently selected from hydrogen, optionally substituted branched or straight chain C1-C6 alkyl or halo alkyl or aryl optionally substituted by halo, and R3 is selected from: where each X is independently selected from hydrogen, a halogen, optionally substituted branched or straight chain C1-C6 alkyl, halo alkyl or aryl optionally substituted by halo; and n1 is an integer from 1 to 27; and wherein the crosslinkin
    Type: Application
    Filed: March 31, 2021
    Publication date: November 18, 2021
    Inventors: Stephen Richard COULSON, Delwyn EVANS, Angeliki SIOKOU, Clive TELFORD
  • Patent number: 11041087
    Abstract: The present invention provides an electronic or electrical device or component thereof comprising a cross-linked polymeric coating on a surface of the electronic or electrical device or component thereof; wherein the cross-linked polymeric coating is obtainable by exposing the electronic or electrical device or component thereof to a plasma comprising a monomer compound and a crosslinking reagent for a period of time sufficient to allow formation of the cross-linked polymeric coating on a surface thereof, wherein the monomer compound has the following formula: where R1, R2 and R4 are each independently selected from hydrogen, optionally substituted branched or straight chain C1-C6 alkyl or halo alkyl or aryl optionally substituted by halo, and R3 is selected from: where each X is independently selected from hydrogen, a halogen, optionally substituted branched or straight chain C1-C6 alkyl, halo alkyl or aryl optionally substituted by halo; and n1 is an integer from 1 to 27; and wherein the crosslinki
    Type: Grant
    Filed: August 22, 2019
    Date of Patent: June 22, 2021
    Assignee: P2i Ltd
    Inventors: Stephen Richard Coulson, Delwyn Evans, Angeliki Siokou, Clive Telford
  • Publication number: 20210013646
    Abstract: A method of forming a protected connection between a first connecting element, optionally mounted on a support (202), and a second connecting element, the method comprising: (i) depositing a protective material (210) on the first connecting element and/or on the support; (ii) optionally depositing an overlying coating (212) on the protective material; and (iii) pushing the second connecting element and establishing a connection between the first connecting element and the second connecting element, the connection being protected by the protective material.
    Type: Application
    Filed: March 13, 2019
    Publication date: January 14, 2021
    Inventors: Delwyn EVANS, Fred HOPPER, Alex MCLEOD, Graham HUBBARD, Neil POULTER
  • Publication number: 20200032072
    Abstract: An electronic or electrical device or component thereof comprising a protective polymeric coating on a surface of the electronic or electrical device or component thereof, wherein the polymeric coating is obtainable by exposing the electronic or electrical device or component thereof to a plasma comprising one or more saturated monomer compounds for a sufficient period of time to allow the protective polymeric coating to form on a surface thereof; wherein the one or more saturated monomer compounds each have a melting point at standard pressure of less than 45?C and a boiling point at standard pressure of less than 500° C.
    Type: Application
    Filed: June 8, 2016
    Publication date: January 30, 2020
    Inventors: Stephen Richard COULSON, Delwyn EVANS, Angeliki SIOKOU, Clive TELFORD
  • Publication number: 20190375961
    Abstract: The present invention provides an electronic or electrical device or component thereof comprising a cross-linked polymeric coating on a surface of the electronic or electrical device or component thereof; wherein the cross-linked polymeric coating is obtainable by exposing the electronic or electrical device or component thereof to a plasma comprising a monomer compound and a crosslinking reagent for a period of time sufficient to allow formation of the cross-linked polymeric coating on a surface thereof, wherein the monomer compound has the following formula: where R1, R2 and R4 are each independently selected from hydrogen, optionally substituted branched or straight chain C1-C6 alkyl or halo alkyl or aryl optionally substituted by halo, and R3 is selected from: where each X is independently selected from hydrogen, a halogen, optionally substituted branched or straight chain C1-C6 alkyl, halo alkyl or aryl optionally substituted by halo; and n1 is an integer from 1 to 27; and wherein the crosslinkin
    Type: Application
    Filed: August 22, 2019
    Publication date: December 12, 2019
    Inventors: Stephen Richard COULSON, Delwyn EVANS, Angeliki SIOKOU, Clive TELFORD
  • Publication number: 20190335592
    Abstract: An electronic or electrical device or component thereof having a coating formed thereon by exposing said electronic or electrical device or component thereof to a plasma comprising one or more monomer compounds for a sufficient period of time to allow a protective polymeric coating to form on a surface thereof; wherein the protective polymeric coating forms a physical barrier over a surface of the electronic or electrical device or component thereof; wherein each monomer is a compound of formula I(a): or a compound of formula I(b) wherein each of R1 to R9 is independently selected from hydrogen or halogen or an optionally substituted C1-C6 branched or straight chain alkyl group; each X is independently selected from hydrogen or halogen; a is from 0-6; b is from 2 to 14; and c is 0 or 1; and wherein when each X is F or when at least one X is halogen, in particular F, the FTIR/ATR intensity ratio of CX3/C?O of the coating is less than (c+1)0.6e?0.
    Type: Application
    Filed: June 8, 2016
    Publication date: October 31, 2019
    Inventors: Stephen Richard COULSON, Delwyn EVANS, Thomas HELLWIG, Fred HOPPER, Neil POULTER, Angliki SIOKOU, Clive TELFORD
  • Patent number: 10421876
    Abstract: The present invention provides an electronic or electrical device or component thereof comprising a cross-linked polymeric coating on a surface of the electronic or electrical device or component thereof; wherein the cross-linked polymeric coating is obtainable by exposing the electronic or electrical device or component thereof to a plasma comprising a monomer compound and a crosslinking reagent for a period of time sufficient to allow formation of the cross-linked polymeric coating on a surface thereof, wherein the monomer compound has the following formula: where R1, R2 and R4 are each independently selected from hydrogen, optionally substituted branched or straight chain C1-C6 alkyl or halo alkyl or aryl optionally substituted by halo, and R3 is selected from: where each X is independently selected from hydrogen, a halogen, optionally substituted branched or straight chain C1-C6 alkyl, halo alkyl or aryl optionally substituted by halo; and n1 is an integer from 1 to 27; and wherein the crosslinki
    Type: Grant
    Filed: June 8, 2016
    Date of Patent: September 24, 2019
    Assignee: P2i Ltd
    Inventors: Stephen Richard Coulson, Delwyn Evans, Angeliki Siokou, Clive Telford
  • Publication number: 20180171171
    Abstract: The present invention provides an electronic or electrical device or component thereof comprising a cross-linked polymeric coating on a surface of the electronic or electrical device or component thereof; wherein the cross-linked polymeric coating is obtainable by exposing the electronic or electrical device or component thereof to a plasma comprising a monomer compound and a crosslinking reagent for a period of time sufficient to allow formation of the cross-linked polymeric coating on a surface thereof, wherein the monomer compound has the following formula: where R1, R2 and R4 are each independently selected from hydrogen, optionally substituted branched or straight chain C1-C6 alkyl or halo alkyl or aryl optionally substituted by halo, and R3 is selected from: or where each X is independently selected from hydrogen, a halogen, optionally substituted branched or straight chain C1-C6 alkyl, halo alkyl or aryl optionally substituted by halo; and n1 is an integer from to 27; and wherein the crosslinking reage
    Type: Application
    Filed: June 8, 2016
    Publication date: June 21, 2018
    Inventors: Stephen Richard COULSON, Delwyn EVANS, Angeliki SIOKOU, Clive TELFORD
  • Publication number: 20150065001
    Abstract: A method of forming a liquid repellent coating on a surface of a substrate, where the surface is exposed to a monomer in a plasma process under conditions that maintain the monomer in situ for a period of time to allow a polymeric layer to form on the surface, wherein the conditions comprise at least one cycle of varying pressure.
    Type: Application
    Filed: October 10, 2014
    Publication date: March 5, 2015
    Inventors: Stephen Richard COULSON, Paul DE BLAQUIERE, Delwyn EVANS, Warren LEE