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:
Mar. 06, 2012
Filed:
Dec. 21, 2001
Christopher Nigel Langley, Leamington Spa, GB;
Shane Alistair Day, Warwick, GB;
Robert Frederick Veasey, Leamington Spa, GB;
Robert Woolston, Warwick, GB;
Christopher Nigel Langley, Leamington Spa, GB;
Shane Alistair Day, Warwick, GB;
Robert Frederick Veasey, Leamington Spa, GB;
Robert Woolston, Warwick, GB;
Other;
Abstract
An injection device of the kind having a main housing () is disclosed and includes a drive mechanism () to expel selectively a dose of medicament from a medicament cartridge () through a needle unit () and an electronic control unit to control the drive mechanism (). The injection device further comprises a prime button () which causes a prime signal to be sent to the electronic control unit, the electronic control unit actuating the drive mechanism () to expel a predetermined small dose of medicament on receipt of the prime signal. In this way removal of entrapped air from the medicament cartridge () is obtained.