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).
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Publication number: 20210368632Abstract: 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: ApplicationFiled: August 3, 2021Publication date: November 25, 2021Inventors: Stephen Richard COULSON, Delwyn EVANS, Thomas HELLWIG, Fred HOPPER, Neil POULTER, Angeliki SIOKOU, Clive TELFORD
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Publication number: 20210355341Abstract: 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 crosslinkinType: ApplicationFiled: March 31, 2021Publication date: November 18, 2021Inventors: Stephen Richard COULSON, Delwyn EVANS, Angeliki SIOKOU, Clive TELFORD
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Patent number: 11041087Abstract: 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 crosslinkiType: GrantFiled: August 22, 2019Date of Patent: June 22, 2021Assignee: P2i LtdInventors: Stephen Richard Coulson, Delwyn Evans, Angeliki Siokou, Clive Telford
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Publication number: 20210013646Abstract: 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: ApplicationFiled: March 13, 2019Publication date: January 14, 2021Inventors: Delwyn EVANS, Fred HOPPER, Alex MCLEOD, Graham HUBBARD, Neil POULTER
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Publication number: 20200032072Abstract: 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: ApplicationFiled: June 8, 2016Publication date: January 30, 2020Inventors: Stephen Richard COULSON, Delwyn EVANS, Angeliki SIOKOU, Clive TELFORD
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Publication number: 20190375961Abstract: 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 crosslinkinType: ApplicationFiled: August 22, 2019Publication date: December 12, 2019Inventors: Stephen Richard COULSON, Delwyn EVANS, Angeliki SIOKOU, Clive TELFORD
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Publication number: 20190335592Abstract: 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: ApplicationFiled: June 8, 2016Publication date: October 31, 2019Inventors: Stephen Richard COULSON, Delwyn EVANS, Thomas HELLWIG, Fred HOPPER, Neil POULTER, Angliki SIOKOU, Clive TELFORD
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Patent number: 10421876Abstract: 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 crosslinkiType: GrantFiled: June 8, 2016Date of Patent: September 24, 2019Assignee: P2i LtdInventors: Stephen Richard Coulson, Delwyn Evans, Angeliki Siokou, Clive Telford
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Publication number: 20180171171Abstract: 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 reageType: ApplicationFiled: June 8, 2016Publication date: June 21, 2018Inventors: Stephen Richard COULSON, Delwyn EVANS, Angeliki SIOKOU, Clive TELFORD
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Publication number: 20150065001Abstract: 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: ApplicationFiled: October 10, 2014Publication date: March 5, 2015Inventors: Stephen Richard COULSON, Paul DE BLAQUIERE, Delwyn EVANS, Warren LEE