Patents by Inventor Richard Letham

Richard Letham 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).

  • Dosing and drive mechanism for drug delivery device
    Patent number: 9855388
    Abstract: The present invention relates to drive mechanisms suitable for use in drug delivery devices, in particular pen-type injectors, wherein a number of pre-set doses of medicinal product can be administered. In particular, the present invention relates to such drug delivery devices where a user may activate the drug delivery device.
    Type: Grant
    Filed: November 14, 2014
    Date of Patent: January 2, 2018
    Assignee: Sanofi-Aventis Deutschland GmbH
    Inventors: Malcolm Boyd, Richard Letham, David Plumptre, Robert Veasey, James May, Matthew Jones, Samuel Ghazaros
  • Drive mechanisms suitable for use in drug delivery devices
    Patent number: 9078976
    Abstract: The present invention relates to drive mechanisms suitable for use in drug delivery devices, in particular pen-type injectors, wherein a number of pre-set doses of medicinal product can be administered. In particular, the present invention relates to such drug delivery devices where a user may activate the drug delivery device.
    Type: Grant
    Filed: January 10, 2012
    Date of Patent: July 14, 2015
    Assignee: Sanofi-Aventis Deutschland GmbH
    Inventors: Malcolm Boyd, Richard Letham, David Plumptre, Robert Veasey, James May, Matthew Jones, Samuel Ghazaros
  • Dosing and Drive Mechanism for Drug Delivery Device
    Publication number: 20150094687
    Abstract: The present invention relates to drive mechanisms suitable for use in drug delivery devices, in particular pen-type injectors, wherein a number of pre-set doses of medicinal product can be administered. In particular, the present invention relates to such drug delivery devices where a user may activate the drug delivery device.
    Type: Application
    Filed: November 14, 2014
    Publication date: April 2, 2015
    Inventors: Malcolm Boyd, Richard Letham, David Plumptre, Robert Veasey, James May, Matthew Jones, Samuel Ghazaros
  • Dosing and drive mechanism for drug delivery device
    Patent number: 8915888
    Abstract: The present invention relates to drive mechanisms suitable for use in drug delivery devices, in particular pen-type injectors, wherein a number of pre-set doses of medicinal product can be administered. In particular, the present invention relates to such drug delivery devices where a user may activate the drug delivery device.
    Type: Grant
    Filed: May 15, 2009
    Date of Patent: December 23, 2014
    Assignee: Sanofi-Aventis Deutschland GmbH
    Inventors: Malcolm Boyd, Richard Letham, David Plumptre, Robert Veasey, James May, Matthew Jones, Samuel Ghazaros
  • Drive mechanisms suitable for use in drug delivery devices
    Patent number: 8771239
    Abstract: The present invention relates to drive mechanisms suitable for use in drug delivery devices, in particular pen-type injectors, wherein a number of pre-set doses of medicinal product can be administered. In particular, the present invention relates to such drug delivery devices where a user may activate the drug delivery device.
    Type: Grant
    Filed: June 30, 2011
    Date of Patent: July 8, 2014
    Assignee: Sanofi-Aventis Deutschland GmbH
    Inventors: Malcolm Boyd, Richard Letham, David Plumptre, Robert Veasey, James May
  • Drive Mechanisms Suitable for Use in Drug Delivery Devices
    Publication number: 20120289929
    Abstract: The present invention relates to drive mechanisms suitable for use in drug delivery devices, in particular pen-type injectors, wherein a number of pre-set doses of medicinal product can be administered. In particular, the present invention relates to such drug delivery devices where a user may activate the drug delivery device.
    Type: Application
    Filed: January 10, 2012
    Publication date: November 15, 2012
    Applicant: SANOFI-AVENTIS DEUTSCHLAND GMBH
    Inventors: Malcolm Boyd, Richard Letham, David Plumptre, Robert Veasey, James May, Matthew Jones, Samuel Ghazaros
  • Drive mechanisms suitable for use in drug delivery devices
    Patent number: 8226631
    Abstract: The present invention relates to drive mechanisms suitable for use in drug delivery devices, in particular pen-type injectors, wherein a number of pre-set doses of medicinal product can be administered. In particular, the present invention relates to such drug delivery devices where a user may activate the drug delivery device.
    Type: Grant
    Filed: May 15, 2009
    Date of Patent: July 24, 2012
    Assignee: Sanofi Aventis Deutschland GmbH
    Inventors: Malcolm Boyd, Richard Letham, David Plumptre, Robert Veasey, James May
  • Drive Mechanisms Suitable for Use in Drug Delivery Devices
    Publication number: 20120172816
    Abstract: The present invention relates to drive mechanisms suitable for use in drug delivery devices, in particular pen-type injectors, wherein a number of pre-set doses of medicinal product can be administered. In particular, the present invention relates to such drug delivery devices where a user may activate the drug delivery device.
    Type: Application
    Filed: June 30, 2011
    Publication date: July 5, 2012
    Inventors: Malcolm Boyd, Richard Letham, David Plumptre, Robert Veasey, James May
  • Drive mechanisms suitable for use in drug delivery devices
    Patent number: 8167849
    Abstract: The present invention relates to drive mechanisms suitable for use in drug delivery devices, in particular pen-type injectors, wherein a number of pre-set doses of medicinal product can be administered. In particular, the present invention relates to such drug delivery devices where a user may activate the drug delivery device.
    Type: Grant
    Filed: May 15, 2009
    Date of Patent: May 1, 2012
    Assignee: Sanofi-Aventis Deutschland
    Inventors: Malcolm Boyd, Richard Letham, David Plumptre, Robert Veasey, James May, Matthew Jones, Samuel Ghazaros
  • Drive mechanisms suitable for use in drug delivery devices
    Publication number: 20100094206
    Abstract: The present invention relates to drive mechanisms suitable for use in drug delivery devices, in particular pen-type injectors, wherein a number of pre-set doses of medicinal product can be administered. In particular, the present invention relates to such drug delivery devices where a user may activate the drug delivery device.
    Type: Application
    Filed: May 15, 2009
    Publication date: April 15, 2010
    Applicant: SANOFI-AVENTIS DEUTSCHLAND GMBH
    Inventors: Malcolm BOYD, Richard LETHAM, David PLUMPTRE, Robert VEASEY, James MAY, Matthew Jones, Samuel Ghazaros
  • Dosing and Drive Mechanism for Drug Delivery Device
    Publication number: 20100094205
    Abstract: The present invention relates to drive mechanisms suitable for use in drug delivery devices, in particular pen-type injectors, wherein a number of pre-set doses of medicinal product can be administered. In particular, the present invention relates to such drug delivery devices where a user may activate the drug delivery device.
    Type: Application
    Filed: May 15, 2009
    Publication date: April 15, 2010
    Applicant: SANOFI-AVENTIS DEUTSCHLAND GMBH
    Inventors: Malcolm BOYD, Richard LETHAM, David PLUMPTRE, Robert VEASEY, James MAY, Matthew Jones, Samuel Ghazaros
  • Drive mechanisms suitable for use in drug delivery devices
    Publication number: 20100094253
    Abstract: The present invention relates to drive mechanisms suitable for use in drug delivery devices, in particular pen-type injectors, wherein a number of pre-set doses of medicinal product can be administered. In particular, the present invention relates to such drug delivery devices where a user may activate the drug delivery device.
    Type: Application
    Filed: May 15, 2009
    Publication date: April 15, 2010
    Applicant: SANOFI-AVENTIS DEUTSCHLAND GMBH
    Inventors: Malcolm BOYD, Richard LETHAM, David PLUMPTRE, Robert VEASEY, James MAY