Patents by Inventor Leif Robert John Roy

Leif Robert John Roy 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).

  • Lumbar support for a chair
    Patent number: 8991922
    Abstract: A lumbar support for a chair includes a member having a first portion separated from a second portion via a slit formed in the member and a slider mechanism. The slider mechanism has a slider that is moveable from a first position to a second position. The first and second portions of the member are attached to each other when the slider is at the second position via the slider. The first and second portions of the member are unattached at the second position when the slider is moved from the second position to the first position.
    Type: Grant
    Filed: May 10, 2012
    Date of Patent: March 31, 2015
    Assignee: Formway Furniture Limited
    Inventors: Christopher Warren Bisman, Damon Gregory Burwell, Leif Robert John Roy, Paul Michael Wilkinson
  • Lumbar Support for a Chair
    Publication number: 20120306247
    Abstract: A lumbar support for a chair includes a member having a first portion separated from a second portion via a slit formed in the member and a slider mechanism. The slider mechanism has a slider that is moveable from a first position to a second position. The first and second portions of the member are attached to each other when the slider is at the second position via the slider. The first and second portions of the member are unattached at the second position when the slider is moved from the second position to the first position.
    Type: Application
    Filed: May 10, 2012
    Publication date: December 6, 2012
    Applicant: FORMWAY FURNITURE LIMITED
    Inventors: Christopher Warren Bisman, Damon Gregory Burwell, Leif Robert John Roy, Paul Michael Wilkinson
  • Chair
    Patent number: D638230
    Type: Grant
    Filed: February 24, 2010
    Date of Patent: May 24, 2011
    Assignee: Formway Furniture Limited
    Inventor: Leif Robert John Roy
  • Chair
    Patent number: D638232
    Type: Grant
    Filed: February 24, 2010
    Date of Patent: May 24, 2011
    Assignee: Formway Furniture Limited
    Inventor: Leif Robert John Roy
  • Chair frame
    Patent number: D638235
    Type: Grant
    Filed: February 24, 2010
    Date of Patent: May 24, 2011
    Assignee: Formway Furniture Limited
    Inventor: Leif Robert John Roy