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John David Finch

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  • North Wales, PA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Making particles with radial variation
    • Patent number 11,667,739
    • Issue date Jun 6, 2023
    • DDP SPECIALTY ELECTRONIC MATERIALS US 8, LLC
    • Andrew M. Savo
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Resin beads and inorganic particles
    • Patent number 11,369,953
    • Issue date Jun 28, 2022
    • DDP Specialty Electronic Materials US 8, LLC
    • Collin H. Martin
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Controlled particle size distribution
    • Patent number 11,292,855
    • Issue date Apr 5, 2022
    • DDP SPECIALTY ELECTRONIC MATERIALS US, LLC
    • John David Finch
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Controlled particle size distribution
    • Patent number 10,988,558
    • Issue date Apr 27, 2021
    • DDP SPECIALTY ELECTRONIC MATERIALS US, INC
    • John David Finch
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Droplets distributed in an aqueous medium
    • Patent number 10,662,271
    • Issue date May 26, 2020
    • DDP SPECIALTY ELECTRONIC MATERIALS US 8, LLC
    • Andrew M. Savo
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Droplets distributed in an aqueous medium
    • Patent number 10,654,951
    • Issue date May 19, 2020
    • DDP SPECIALTY ELECTRONIC MATERIALS US 8, LLC
    • Andrew M. Savo
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Method of suspension polymerization of droplets distributed in an a...
    • Patent number 10,640,580
    • Issue date May 5, 2020
    • DDP SPECIALTY ELECTRONIC MATERIALS US 8, LLC
    • Andrew M. Savo
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polymer with releasable gas
    • Patent number 10,221,257
    • Issue date Mar 5, 2019
    • Rohm & Haas Company
    • John David Finch
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Polymerization process
    • Patent number 10,189,915
    • Issue date Jan 29, 2019
    • Rohm and Haas Company
    • John David Finch
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Suspensions in aqueous media
    • Patent number 9,944,737
    • Issue date Apr 17, 2018
    • Dow Global Technologies LLC
    • Matthew D. Reichert
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Suspensions in aqueous media
    • Patent number 9,920,139
    • Issue date Mar 20, 2018
    • Rohm & Haas Company
    • Matthew D. Reichert
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Product and method for making uniform spherical, acrylic polymeric...
    • Patent number 9,309,363
    • Issue date Apr 12, 2016
    • Rohm & Haas Company
    • John D. Finch
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Method for producing polymer beads of uniform size
    • Patent number 7,947,748
    • Issue date May 24, 2011
    • Rohm & Haas Company
    • John David Finch
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

  • Information Patent Application

    RESIN BEADS AND INORGANIC PARTICLES
    • Publication number 20200330974
    • Publication date Oct 22, 2020
    • Collin H. Martin
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    MAKING PARTICLES WITH RADIAL VARIATION
    • Publication number 20200277410
    • Publication date Sep 3, 2020
    • Rohm and Haas Company
    • Andrew M. Savo
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    CONTROLLED PARTICLE SIZE DISTRIBUTION
    • Publication number 20200048386
    • Publication date Feb 13, 2020
    • DOW GLOBAL TECHNOLOGIES LLC
    • John David Finch
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    CONTROLLED PARTICLE SIZE DISTRIBUTION
    • Publication number 20190233554
    • Publication date Aug 1, 2019
    • DOW GLOBAL TECHNOLOGIES LLC
    • John David Finch
    • G01 - MEASURING TESTING
  • Information Patent Application

    METHOD OF SUSPENSION POLYMERIZATION OF DROPLETS DISTRIBUTED IN AN A...
    • Publication number 20190002600
    • Publication date Jan 3, 2019
    • Rohm and Haas Company
    • Andrew M. Savo
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    DROPLETS DISTRIBUTED IN AN AQUEOUS MEDIUM
    • Publication number 20180362687
    • Publication date Dec 20, 2018
    • Rohm and Haas Company
    • Andrew M. Savo
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    DROPLETS DISTRIBUTED IN AN AQUEOUS MEDIUM
    • Publication number 20180362677
    • Publication date Dec 20, 2018
    • Rohm and Haas Company
    • Andrew M. Savo
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    SUSPENSIONS IN AQUEOUS MEDIA
    • Publication number 20180002465
    • Publication date Jan 4, 2018
    • Rohm and Haas Company
    • Matthew D. Reichert
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    SUSPENSIONS IN AQUEOUS MEDIA
    • Publication number 20170369600
    • Publication date Dec 28, 2017
    • Rohm and Haas Company
    • Matthew D. Reichert
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    POLYMERIZATION PROCESS
    • Publication number 20170233503
    • Publication date Aug 17, 2017
    • Rohm and Haas Company
    • John David Finch
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    POLYMER WITH RELEASABLE GAS
    • Publication number 20170226239
    • Publication date Aug 10, 2017
    • Rohm and Haas Company
    • John David Finch
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    PRODUCT AND METHOD FOR MAKING UNIFORM SPHERICAL, ACRYLIC POLYMERIC...
    • Publication number 20150064468
    • Publication date Mar 5, 2015
    • Rohm and Haas Company
    • John D. Finch
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    Method for producing polymer beads of uniform size
    • Publication number 20090176897
    • Publication date Jul 9, 2009
    • John David Finch
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...