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.

Date of Patent:
Jun. 02, 2015

Filed:

Jun. 08, 2006
Applicants:

Thomas Dedenroth Miller, Brønshøj, DK;

Martin Von Bülow, Helsingør, DK;

Klaus Thøgersen, Charlottenlund, DK;

Lars Mørch Groth, Fredensborg, DK;

Inventors:

Thomas Dedenroth Miller, Brønshøj, DK;

Martin von Bülow, Helsingør, DK;

Klaus Thøgersen, Charlottenlund, DK;

Lars Mørch Groth, Fredensborg, DK;

Assignee:

Novo Nordisk A/S, Bagsvaerd, DK;

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61M 5/31 (2006.01); A61M 5/315 (2006.01); A61M 5/24 (2006.01);
U.S. Cl.
CPC ...
A61M 5/31583 (2013.01); A61M 5/24 (2013.01); A61M 5/3146 (2013.01); A61M 5/31535 (2013.01); A61M 5/31541 (2013.01); A61M 5/3155 (2013.01); A61M 5/31551 (2013.01); A61M 5/31585 (2013.01);
Abstract

An air shot or priming mechanism for an injection pen. The injection pen comprises a cartridge-holder and a housing. The cartridge-holder interacts with a nut-member capable of driving the piston rod forward when relatively rotated. The cartridge-holder is rotational coupled to the housing such that rotation of the cartridge-holder relatively to the housing causes the nut-member and the piston rod to rotate relatively, thus the relative angular rotation between the cartridge-holder and the housing determines the size of the air shot so performed.


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