Patents by Inventor Christopher Hindmarsh

Christopher Hindmarsh 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).

  • Oro-nasal mask
    Publication number: 20070107732
    Abstract: There is provided an oro-nasal mask for use in a respirator, comprising a resilient material which mask is capable of recovering its original shape on release from a collapsed. A compact, emergency respirator including the mask is also provided.
    Type: Application
    Filed: September 1, 2004
    Publication date: May 17, 2007
    Inventors: Michael Dennis, Christopher Hindmarsh, Laurence Pears, James Nightingale
  • Protective apparel
    Publication number: 20050150490
    Abstract: Apparel suitable for providing protection against noxious agents, wherein the apparel comprises a laminate material that provides a substantially effective barrier against the noxious agents. It is preferred that the laminate material comprises two or more layers, at least one of which is a barrier layer that is a substantially effective barrier against the noxious agents and at least one of which is a protective layer that protects the at least one barrier layer.
    Type: Application
    Filed: September 3, 2002
    Publication date: July 14, 2005
    Inventors: Laurence Pears, Grant Stuart Richardson, Christopher Hindmarsh, Brian Beadle