TREA

Ronald Richard Duff JR.

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  • Shrewsbury, MA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Razors and razor cartridges with colored blades
    • Patent number 11,872,713
    • Issue date Jan 16, 2024
    • The Gillette Company LLC
    • Laura Xu
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Grant

    Coatings for a razor blade
    • Patent number 11,794,366
    • Issue date Oct 24, 2023
    • The Gillette Company LLC
    • Kenneth James Skrobis
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Grant

    Multi-layer coatings for a razor blade
    • Patent number 11,759,965
    • Issue date Sep 19, 2023
    • The Gillette Company LLC
    • Kenneth James Skrobis
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Razor blades with aluminum magnesium boride (AlMgB14)-based coatings
    • Patent number 11,691,308
    • Issue date Jul 4, 2023
    • The Gillette Company LLC
    • Ronald Richard Duff
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Grant

    Razor blades
    • Patent number 11,654,588
    • Issue date May 23, 2023
    • The Gillette Company LLC
    • John Joseph Nisby
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Method of treating razor blade cutting edges
    • Patent number 10,118,304
    • Issue date Nov 6, 2018
    • The Gillette Company LLC
    • Ronald Richard Duff
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Toothbrush head
    • Patent number 9,220,335
    • Issue date Dec 29, 2015
    • The Gillette Company
    • Phillip Maurice Braun
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Toothbrush head
    • Patent number 8,528,148
    • Issue date Sep 10, 2013
    • The Gillette Company
    • William Ralph Brown
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Oral devices
    • Patent number 6,823,554
    • Issue date Nov 30, 2004
    • Gillette Canada Company
    • Phillip M. Braun
    • A46 - BRUSHWARE
  • Information Patent Grant

    Dental hygiene article
    • Patent number 6,145,516
    • Issue date Nov 14, 2000
    • Gillette Canada Inc.
    • Gordon G. Guay
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Notched dental hygiene article
    • Patent number 6,018,840
    • Issue date Feb 1, 2000
    • Gillette Canada Inc.
    • Gordon G. Guay
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Dental hygiene article
    • Patent number 5,941,256
    • Issue date Aug 24, 1999
    • Gillette Canada Inc.
    • Gordon G. Guay
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

  • Information Patent Application

    COATINGS FOR A RAZOR BLADE
    • Publication number 20240139982
    • Publication date May 2, 2024
    • The Gillette Company LLC
    • Kenneth James Skrobis
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Application

    RAZORS AND RAZOR CARTRIDGES WITH COLORED BLADES
    • Publication number 20240123642
    • Publication date Apr 18, 2024
    • The Gillette Company LLC
    • LAURA XU
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Application

    METHOD OF TREATING RAZOR BLADE CUTTING EDGES
    • Publication number 20240051168
    • Publication date Feb 15, 2024
    • The Gillette Company LLC
    • Ronald Richard Duff
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Application

    METHOD OF TREATING RAZOR BLADE CUTTING EDGES
    • Publication number 20240051169
    • Publication date Feb 15, 2024
    • The Gillette Company LLC
    • Ronald Richard Duff
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Application

    METHOD OF TREATING RAZOR BLADE CUTTING EDGES
    • Publication number 20240051170
    • Publication date Feb 15, 2024
    • The Gillette Company LLC
    • Ronald Richard Duff
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Application

    METHOD OF TREATING RAZOR BLADE CUTTING EDGES
    • Publication number 20240051167
    • Publication date Feb 15, 2024
    • The Gillette Company LLC
    • Ronald Richard Duff
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Application

    RAZOR BLADES WITH CHROMIUM BORIDE-BASED COATINGS
    • Publication number 20220134588
    • Publication date May 5, 2022
    • The Gillette Company LLC
    • Andrew Vladimirovich Zhuk
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Application

    MULTI-LAYER COATINGS FOR A RAZOR BLADE
    • Publication number 20210323183
    • Publication date Oct 21, 2021
    • The Gillette Company LLC
    • Kenneth James Skrobis
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Application

    COATINGS FOR A RAZOR BLADE
    • Publication number 20210323184
    • Publication date Oct 21, 2021
    • The Gillette Company LLC
    • Kenneth James Skrobis
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Application

    COATINGS FOR A RAZOR BLADE
    • Publication number 20210323182
    • Publication date Oct 21, 2021
    • The Gillette Company LLC
    • Kenneth James Skrobis
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Application

    RAZORS AND RAZOR CARTRIDGES WITH COLORED BLADES
    • Publication number 20210031388
    • Publication date Feb 4, 2021
    • The Gillette Company LLC
    • LAURA XU
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Application

    RAZOR BLADES WITH ALUMINUM MAGNESIUM BORIDE (AlMgB14)-BASED COATINGS
    • Publication number 20180162000
    • Publication date Jun 14, 2018
    • The Gillette Company LLC
    • Ronald Richard Duff
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Application

    RAZOR BLADES
    • Publication number 20180043561
    • Publication date Feb 15, 2018
    • The Gillette Company LLC
    • John Joseph Nisby
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Application

    METHOD OF TREATING RAZOR BLADE CUTTING EDGES
    • Publication number 20160001456
    • Publication date Jan 7, 2016
    • The Gillette Company
    • Ronald Richard Duff
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Application

    Toothbrush Head
    • Publication number 20140033458
    • Publication date Feb 6, 2014
    • The Gillette Company
    • Phillip Maurice Braun
    • A46 - BRUSHWARE
  • Information Patent Application

    RAZOR BLADES WITH ALUMINUM MAGNESIUM BORIDE (AlMgB14)-BASED COATINGS
    • Publication number 20130031794
    • Publication date Feb 7, 2013
    • Ronald Richard Duff
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Application

    Toothbrush head
    • Publication number 20080060155
    • Publication date Mar 13, 2008
    • Phillip Maurice Braun
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    Toothbrush
    • Publication number 20060272112
    • Publication date Dec 7, 2006
    • The Gillette Company
    • Phillip M. Braun
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    Toothbrush
    • Publication number 20050235439
    • Publication date Oct 27, 2005
    • The Gillette Company
    • Phillip M. Braun
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    Toothbrush head
    • Publication number 20040177462
    • Publication date Sep 16, 2004
    • The Gillette Company
    • William R. Brown
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    Polyurethane bristles
    • Publication number 20020189041
    • Publication date Dec 19, 2002
    • Ronald R. Duff
    • A46 - BRUSHWARE