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:
May. 23, 2006
Filed:
Mar. 16, 2001
Lars Knudsen, Struer, DK;
Lars Knudsen, Struer, DK;
AstraZeneca AB, Sodertalje, SE;
Abstract
An inhaler for holding a canister () of medicament. The canister () has a mount () secured thereto mounting an indication member () movable slidably from a first state to a second state. A ratchet arrangement () is provided between the mount () and the indication member () to make the movement irreversible. The inhaler has a catch () for moving the indication member from the first state to the second state on removal of the canister () from the inhaler. An electrical switch contact () detects the state of the indication member (), thereby providing an indication of whether the canister () has been used before. An LCD display is controlled in response to the detection.