Patents by Inventor Xerxes Rao

Xerxes Rao 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).

  • Spacer device for inhaler
    Patent number: 7404400
    Abstract: A spacer device for an inhaler is made of a non-metallic antistatic material, preferably polyamide. The device may comprise two frustoconical members joined at their wider ends, with an inlet and outlet at, respectively, the two narrower ends. A measured dose of medicament is injected through the inlet, and then inhaled from the chamber through the outlet.
    Type: Grant
    Filed: July 14, 2003
    Date of Patent: July 29, 2008
    Assignee: Cipla Limited
    Inventors: Amar Lulla, Xerxes Rao
  • Multi-dose inhaler
    Patent number: 7395821
    Abstract: The present invention relates to an inhaler device and provides such a device comprising first and second compartments (4, 6) movable relative to one another such that, upon movement of said components (4, 6), operating means (16, 28, 40, 42, 44, 46) advances a cartridge compartment (140) into a predetermined position relative to medicament extraction facilitating means (14) and extends the medicament extraction facilitating means (14) into a position adjacent said advanced compartment (140) for allowing medicament extraction upon inhalation by a user.
    Type: Grant
    Filed: July 9, 2004
    Date of Patent: July 8, 2008
    Assignee: Cipla Limited
    Inventors: Amar Lulla, Geena Malhotra, Xerxes Rao
  • Spacer
    Publication number: 20080035142
    Abstract: A spacer device for the oral administration of a volatile medium containing a medicament comprises a chamber (110) having an inlet (102) to admit a measured dose of medicament and an outlet (104) to be received in the mouth, wherein the spacer comprises a butterfly valve (106). Preferably, the chamber comprises two frustoconical members assembled together coaxially at their divergent ends, said inlet and outlet being respectively at the opposed convergent ends.
    Type: Application
    Filed: October 17, 2005
    Publication date: February 14, 2008
    Inventors: Amar Lulla, Xerxes Rao
  • Multi-dose inhaler
    Publication number: 20060237008
    Abstract: The present invention relates to an inhaler device and provides such a device comprising first and second compartments (4, 6) movable relative to one another such that, upon movement of said components (4, 6), operating means (16, 28, 40, 42, 44, 46) advances a cartridge compartment (140) into a predetermined position relative to medicament extraction facilitating means (14) and extends the medicament extraction facilitating means (14) into a position adjacent said advanced compartment (140) for allowing medicament extraction upon inhalation by a user.
    Type: Application
    Filed: July 9, 2004
    Publication date: October 26, 2006
    Inventors: Amar Lulla, Geena Malhotra, Xerxes Rao
  • Spacer device for inhaler
    Publication number: 20040094148
    Abstract: A spacer device for an inhaler is made of a non-metallic antistatic material, preferably polyamide. The device may comprise two frustoconical members joined at their wider ends, with an inlet and outlet at, respectively, the two narrower ends. A measured dose of medicament is injected through the inlet, and then inhaled from the chamber through the outlet.
    Type: Application
    Filed: July 14, 2003
    Publication date: May 20, 2004
    Inventors: Amar Lulla, Xerxes Rao
  • Drive gear for a dose counter
    Patent number: D579958
    Type: Grant
    Filed: September 28, 2007
    Date of Patent: November 4, 2008
    Assignee: Cipla Limited
    Inventors: Amar Lulla, Xerxes Rao
  • Multidose inhaler
    Patent number: D590495
    Type: Grant
    Filed: September 28, 2007
    Date of Patent: April 14, 2009
    Assignee: Cipla Limited
    Inventors: Amar Lulla, Xerxes Rao