Patents by Inventor Neil Dustin Lettenberger

Neil Dustin Lettenberger 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).

  • Patent number: 11446835
    Abstract: A shaving razor cartridge with a housing having a front portion with a front face and an upper skin contacting surface. At least one blade is mounted to the housing. The blade has a cutting edge extending toward the front portion. The upper skin contacting surface defines a bifurcated channel having an opening at a first end toward the front face and a pair of openings at an opposing end to facilitate the flow of fluid.
    Type: Grant
    Filed: April 30, 2020
    Date of Patent: September 20, 2022
    Assignee: The Gillette Company LLC
    Inventors: Mark Peterson, Nuala Desai, Daniel Edward Dunham, Neil Dustin Lettenberger, Jack Anthony Washington
  • Publication number: 20210362362
    Abstract: An exfoliation bar for a shaving razor with a skin contacting footprint area of at least 30 mm2 and comprising a material having a Shore A durometer greater than 50. The exfoliation bar has a plurality of skin protrusion elements with a tip having radius of 0.02 mm to 0.25 mm positioned within the skin contacting footprint area. The skin protrusion elements have a leading face that intersects an average tip plane at an angle of 80 degrees to 145 degrees. A volume isolated by a construction plane 0.1 mm below the tip of the skin protrusion elements divided by the skin contacting footprint area is 0.003 mm3 to 0.04 mm3 per mm2 of footprint area.
    Type: Application
    Filed: May 20, 2021
    Publication date: November 25, 2021
    Inventor: Neil Dustin Lettenberger
  • Publication number: 20210016458
    Abstract: A shaving razor cartridge with a housing having a front portion with a front face and an upper skin contacting surface. At least one blade is mounted to the housing. The blade has a cutting edge extending toward the front portion. The upper skin contacting surface defines a bifurcated channel having an opening at a first end toward the front face and a pair of openings at an opposing end to facilitate the flow of fluid.
    Type: Application
    Filed: April 30, 2020
    Publication date: January 21, 2021
    Inventors: Mark Peterson, Nuala Desai, Daniel Edward Dunham, Neil Dustin Lettenberger, Jack Anthony Washington
  • Patent number: D827200
    Type: Grant
    Filed: May 5, 2017
    Date of Patent: August 28, 2018
    Assignee: The Gillette Company LLC
    Inventors: Jack Anthony Washington, Neil Dustin Lettenberger, Alexander Stephen Forti, Robert Harold Johnson, Hong Lu, Vanessa Christie, Thomas Anthony Gernetzke, Michael David Tinstman, Benjamin Andrew Bangser
  • Patent number: D828625
    Type: Grant
    Filed: May 5, 2017
    Date of Patent: September 11, 2018
    Assignee: The Gillette Company LLC
    Inventors: Alexander Stephen Forti, Robert Harold Johnson, Hong Lu, Vanessa Christie, Thomas Anthony Gernetzke, Michael David Tinstman, Benjamin Andrew Bangser, Neil Dustin Lettenberger, Jack Anthony Washington
  • Patent number: D843059
    Type: Grant
    Filed: December 21, 2016
    Date of Patent: March 12, 2019
    Assignee: The Gillette Company LLC
    Inventor: Neil Dustin Lettenberger
  • Patent number: D933295
    Type: Grant
    Filed: July 15, 2019
    Date of Patent: October 12, 2021
    Assignee: The Gillette Company LLC
    Inventors: Jack Anthony Washington, Neil Dustin Lettenberger, Nuala Desai, Daniel Dunham, Mark Peterson
  • Patent number: D965887
    Type: Grant
    Filed: May 20, 2020
    Date of Patent: October 4, 2022
    Assignee: The Gillette Company LLC
    Inventors: Neil Dustin Lettenberger, Brian Patrick Watson, Jan Wertel, Gernot Oberfell