The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 29, 2008
Filed:
Nov. 10, 2004
Matthew Young, Barkway, GB;
Stuart Kay, Barkway, GB;
Neil Harrison, Sutton Coldfield, GB;
Ian Darby, Ruddington, GB;
Peter Crew, Ruddington, GB;
Anne Powell, Ruddington, GB;
Cheryl Vanessa Rogerson, Ruddington, GB;
Matthew Young, Barkway, GB;
Stuart Kay, Barkway, GB;
Neil Harrison, Sutton Coldfield, GB;
Ian Darby, Ruddington, GB;
Peter Crew, Ruddington, GB;
Anne Powell, Ruddington, GB;
Cheryl Vanessa Rogerson, Ruddington, GB;
Valois S.A.S., Le Neubourg, FR;
Abstract
A dry powder inhaler, including a housing having an airflow path leading from an inlet, past a powder release location, to a mouthpiece; a drive spool engaged with a capstan adjacent to the powder release location; a spring biasing a ratchet into engagement with the drive spool; and a breath trigger in the airflow path. The breath trigger is moveable from a first position, wherein the breath trigger holds the ratchet, to a second position, wherein the breath trigger releases the ratchet to allow the ratchet to turn the drive spool.