Patents by Inventor Carlos Lange

Carlos Lange 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).

  • Add-on spacer design concept for dry-powder inhalers
    Publication number: 20070006876
    Abstract: A spacer, for disposition between a user's mouth and a medicament inhaler outlet, has a hollow body defining an elongate internal chamber (10) with a diffuser portion (8) having a spacer inlet (9) adapted to engage the inhaler outlet in communication with the internal chamber, the diffuser portion extending axially outwardly from the spacer inlet; a buffer portion (6) extending axially from the diffuser portion; and a nozzle portion (7) having a spacer outlet (5) adapted to engage the user's mouth in communication with the internal chamber, the nozzle portion extending axially inwardly from the buffer portion.
    Type: Application
    Filed: May 14, 2004
    Publication date: January 11, 2007
    Applicant: University of Alberta
    Inventors: Warren Finlay, Edgar Matida, Carlos Lange