TREA

Sarah L. Hagen

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  • Inver Grove Heights, MN, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Floor pad with variable abrasive distribution
    • Patent number 11,806,838
    • Issue date Nov 7, 2023
    • 3M Innovative Properties Company
    • Lijun Zu
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Floor pad
    • Patent number D946845
    • Issue date Mar 22, 2022
    • 3M Innovative Properties Company
    • Adrian H. Cook
    • D32 - Washing, cleaning, or drying machine
  • Information Patent Grant

    Floor scrubbing pad
    • Patent number D873517
    • Issue date Jan 21, 2020
    • 3M Innovative Properties Company
    • Lijun Zu
    • D32 - Washing, cleaning, or drying machine
  • Information Patent Grant

    Floor pad
    • Patent number D854768
    • Issue date Jul 23, 2019
    • 3M Innovative Properties Company
    • Qihong Nie
    • D32 - Washing, cleaning, or drying machine
  • Information Patent Grant

    Floor pad
    • Patent number D844272
    • Issue date Mar 26, 2019
    • 3M Innovative Properties Company
    • Andrew C. Anderson
    • D32 - Washing, cleaning, or drying machine
  • Information Patent Grant

    Floor pad
    • Patent number D843672
    • Issue date Mar 19, 2019
    • 3M Innovative Properties Company
    • Sarah L. Hagen
    • D32 - Washing, cleaning, or drying machine
  • Information Patent Grant

    Floor pad
    • Patent number D843673
    • Issue date Mar 19, 2019
    • 3M INNOVTIVE PROPERTIES COMPANY
    • David C. Raithel
    • D32 - Washing, cleaning, or drying machine
  • Information Patent Grant

    Floor pad
    • Patent number D843073
    • Issue date Mar 12, 2019
    • 3M Innovative Properties Company
    • Jesse D. Lund
    • D32 - Washing, cleaning, or drying machine

Patents Applicationslast 30 patents