TREA

Alexander Michael Campbell-Hill

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  • Wotton-Under-Edge, GB
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Patents Grantslast 30 patents

  • Information Patent Grant

    Handheld vacuum cleaner
    • Patent number 11,963,652
    • Issue date Apr 23, 2024
    • Dyson Technology Limited
    • Charles Howard Percy-Raine
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Grant

    Dirt separator for a vacuum cleaner
    • Patent number 11,766,157
    • Issue date Sep 26, 2023
    • Dyson Technology Limited
    • Charles Howard Percy-Raine
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Dirt separator for a vacuum cleaner
    • Patent number 11,517,166
    • Issue date Dec 6, 2022
    • Dyson Technology Limited
    • Charles Howard Percy-Raine
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Dirt separator
    • Patent number 11,297,987
    • Issue date Apr 12, 2022
    • Dyson Technology Limited
    • Alexander Michael Campbell-Hill
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Vacuum cleaner
    • Patent number D861265
    • Issue date Sep 24, 2019
    • Dyson Technology Limited
    • Peter David Gammack
    • D32 - Washing, cleaning, or drying machine
  • Information Patent Grant

    Vacuum cleaner
    • Patent number D851846
    • Issue date Jun 18, 2019
    • Dyson Technology Limited
    • Peter David Gammack
    • D32 - Washing, cleaning, or drying machine

Patents Applicationslast 30 patents

  • Information Patent Application

    DIRT SEPARATOR FOR A VACUUM CLEANER
    • Publication number 20230337879
    • Publication date Oct 26, 2023
    • Dyson Technology Limited
    • Charles Howard PERCY-RAINE
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    DIRT SEPARATOR FOR A VACUUM CLEANER
    • Publication number 20210361134
    • Publication date Nov 25, 2021
    • Dyson Technology Limited
    • Charles Howard PERCY-RAINE
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    DIRT SEPARATOR FOR A VACUUM CLEANER
    • Publication number 20200214521
    • Publication date Jul 9, 2020
    • Dyson Technology Limited
    • Charles Howard PERCY-RAINE
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    DIRT SEPARATOR FOR A VACUUM CLEANER
    • Publication number 20200214516
    • Publication date Jul 9, 2020
    • Dyson Technology Limited
    • Charles Howard PERCY-RAINE
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    DIRT SEPARATOR FOR A VACUUM CLEANER
    • Publication number 20200214520
    • Publication date Jul 9, 2020
    • Dyson Technology Limited
    • Charles Howard PERCY-RAINE
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    DIRT SEPARATOR FOR A VACUUM CLEANER
    • Publication number 20200170466
    • Publication date Jun 4, 2020
    • Dyson Technology Limited
    • Charles Howard PERCY-RAINE
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Application

    DIRT SEPARATOR FOR A VACUUM CLEANER
    • Publication number 20200163508
    • Publication date May 28, 2020
    • Dyson Technology Limited
    • Charles Howard PERCY-RAINE
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    HANDHELD VACUUM CLEANER
    • Publication number 20200163507
    • Publication date May 28, 2020
    • Dyson Technology Limited
    • Charles Howard PERCY-RAINE
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Application

    CLEANING APPLIANCE
    • Publication number 20190200830
    • Publication date Jul 4, 2019
    • Dyson Technology Limited
    • Jeremy William CROUCH
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    DIRT SEPARATOR
    • Publication number 20190200824
    • Publication date Jul 4, 2019
    • Dyson Technology Limited
    • Alexander Michael CAMPBELL-HILL
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...