Patents by Inventor Hans Strid

Hans Strid 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).

  • Inhaler with powder dislodging member
    Patent number: 7841340
    Abstract: A powder inhaler for administering powder by inhalation, comprising: a flow path defined by a plurality of surfaces through which a stream of air is in use drawn on inhalation by a user; and dosing means (18) for providing a dose of powder to the flow path for entrainment in the stream of air; characterized in that the inhaler further comprises dislodging means for dislodging powder accumulated on a surface of the flow path downstream of the dosing means (18).
    Type: Grant
    Filed: September 29, 2003
    Date of Patent: November 30, 2010
    Assignee: AstraZeneca AB
    Inventors: Jan Andersson, Allan Dagsland, Hans Strid, Jan Trofast, Stefan Friess, Harald Heckenmueller, Uwe Rollwage, Volker Tiedemann, John Conway
  • Inhalation device
    Patent number: 7779836
    Abstract: A powder inhaler for administering powder by inhalation, comprising: a flow path defined by a plurality of surfaces through which a stream of air is in use drawn on inhalation by a user; and dosing means (18) for providing a dose of powder to the flow path for entrainment in the stream of air; characterized in that the inhaler further comprises dislodging means for dislodging powder accumulated on a surface of the flow path downstream of the dosing means (18).
    Type: Grant
    Filed: November 15, 2007
    Date of Patent: August 24, 2010
    Assignee: AstraZeneca AB
    Inventors: Jan Andersson, Allan Dagsland, Hans Strid, Jan Trofast, Stefan Friess, Harald Heckenmueller, Uwe Rollwage, Volker Tiedemann, John Conway
  • INHALATION DEVICE
    Publication number: 20080092886
    Abstract: A powder inhaler for administering powder by inhalation, comprising: a flow path defined by a plurality of surfaces through which a stream of air is in use drawn on inhalation by a user; and dosing means (18) for providing a dose of powder to the flow path for entrainment in the stream of air; characterized in that the inhaler further comprises dislodging means for dislodging powder accumulated on a surface of the flow path downstream of the dosing means (18).
    Type: Application
    Filed: November 15, 2007
    Publication date: April 24, 2008
    Inventors: Jan Andersson, Allan Dagsland, Hans Strid, Jan Trofast, Stefan Friess, Harald Heckenmueller, Uwe Rollwage, Volker Tiedemann, John Conway
  • Inhalation device
    Publication number: 20040065325
    Abstract: A powder inhaler for administering powder by inhalation, comprising: a flow path defined by a plurality of surfaces through which a stream of air is in use drawn on inhalation by a user; and dosing means (18) for providing a dose of powder to the flow path for entrainment in the stream of air; characterized in that the inhaler further comprises dislodging means for dislodging powder accumulated on a surface of the flow path downstream of the dosing means (18).
    Type: Application
    Filed: September 29, 2003
    Publication date: April 8, 2004
    Applicant: AstraZeneca AB, a Swedish corporaion
    Inventors: Jan Andersson, Allan Dagsland, Hans Strid, Jan Trofast, Stefan Friess, Harald Heckenmueller, Uwe Rollwage, Volker Tiedemann, John Conway
  • Inhalation device
    Patent number: 6655380
    Abstract: A powder inhaler for administering powder by inhalation, comprising: a flow path defined by a plurality of surfaces through which a stream of air is in use drawn on inhalation by a user; and dosing means (18) for providing a dose of powder to the flow path for entertainment in the stream of air; characterized in that the inhaler further comprises dislodging means for dislodging powder accumulated on a surface of the flow path downstream of the dosing means (18).
    Type: Grant
    Filed: May 8, 1998
    Date of Patent: December 2, 2003
    Assignee: Astrazeneca AB
    Inventors: Jan Andersson, Allan Dagsland, Hans Strid, Jan Trofast, Stefan Friess, Harald Heckenmueller, Uwe Rollwage, Volker Tiedemann, John Conway