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:
Nov. 26, 2012
Filed:
May. 20, 2003
Applicants:
Soren Steenfeldt-jensen, Hornback, DK;
Steffen Hansen, Hillerod, DK;
Inventors:
Soren Steenfeldt-Jensen, Hornback, DK;
Steffen Hansen, Hillerod, DK;
Assignee:
Novo Nordisk A/S, Bagsvaerd, DK;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61M 5/00 (2005.12);
U.S. Cl.
CPC ...
Abstract
The present invention provides an injection syringe comprises a housing including a holder for containing a cartridge of medicine, a piston rod with a non-circular cross-section having an outer thread, a piston rod drive, a one way coupling having an annular ring of internal ratchet notches, which annular ring can be integral with the housing, and a pawl having at least a pair of resilient arms each having a free end.