Patents by Inventor David Portsmouth

David Portsmouth 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: 9364037
    Abstract: A limited durability fastening for a garment. The garment is provided with fastening members which engage to close the fastening and the fastening members are provided with means for controlling the degradation of the closure strength of the fastening as it is opened and closed and thus the number of permissible closures of the fastening having a pre-determined closure strength. The garment is particularly useful when fitted to a foot where short life is desirable at low cost or to a garment where re-use is to be discouraged for either clinical or commercial reasons.
    Type: Grant
    Filed: September 9, 2013
    Date of Patent: June 14, 2016
    Assignee: Covidien AG
    Inventors: Gordon J. Cook, David Portsmouth
  • Publication number: 20140166184
    Abstract: A limited durability fastening for a garment. The garment is provided with fastening members which engage to close the fastening and the fastening members are provided with means for controlling the degradation of the closure strength of the fastening as it is opened and closed and thus the number of permissible closures of the fastening having a pre-determined closure strength. The garment is particularly useful when fitted to a foot where short life is desirable at low cost or to a garment where re-use is to be discouraged for either clinical or commercial reasons.
    Type: Application
    Filed: September 9, 2013
    Publication date: June 19, 2014
    Applicant: Covidien AG
    Inventors: Gordon J. Cook, David Portsmouth
  • Patent number: 8539647
    Abstract: A limited durability fastening for a garment. The garment is provided with fastening members which engage to close the fastening and the fastening members are provided with means for controlling the degradation of the closure strength of the fastening as it is opened and closed and thus the number of permissible closures of the fastening having a pre-determined closure strength. The garment is particularly useful when fitted to a foot where short life is desirable at low cost or to a garment where re-use is to be discouraged for either clinical or commercial reasons.
    Type: Grant
    Filed: July 19, 2006
    Date of Patent: September 24, 2013
    Assignee: Covidien AG
    Inventors: Gordon J. Cook, David Portsmouth
  • Publication number: 20080234615
    Abstract: A limited durability fastening for a garment. The garment is provided with fastening members which engage to close the fastening and the fastening members are provided with means for controlling the degradation of the closure strength of the fastening as it is opened and closed and thus the number of permissible closures of the fastening having a pre-determined closure strength. The garment is particularly useful when fitted to a foot where short life is desirable at low cost or to a garment where re-use is to be discouraged for either clinical or commercial reasons.
    Type: Application
    Filed: July 19, 2006
    Publication date: September 25, 2008
    Applicant: NOVAMEDIX DISTRIBUTION LIMITED
    Inventors: Gordon J Cook, David Portsmouth
  • Publication number: 20050143682
    Abstract: Disclosed herein are exemplary embodiments of an impulse therapy garment for use in pump therapy for enhancing venous and arterial blood flow. The garment may be advantageously fitted to a human foot, and may include a rotationally positionable heel-strap, an air inlet connector, separate dorsum straps, or other features. For example, other garments may include a washer having a center hole locatable around the stem and configured to be forcibly retained against the outer surface of the fabric by snap-fit using annular stem protrusions extending from an external surface of the stem. In further embodiments, a garment may include a bladder retention fastener configured to retain an end of the bladder to the fabric to allow substantially differential movement between the fabric and non-retained portions of the bladder during inflation and deflation of the bladder.
    Type: Application
    Filed: April 8, 2004
    Publication date: June 30, 2005
    Inventors: Gordon Cook, Graeme Follett, David Portsmouth, Ben Davies