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:
Feb. 14, 2023
Filed:
Jul. 09, 2019
Hoffmann-la Roche Inc., Little Falls, NJ (US);
Maxime Gaillot, Basel, CH;
Alan Dwyer, Clinton, MA (US);
Pascal Launois, Clinton, MA (US);
Julian McDonnell, Clinton, MA (US);
Eoin Connaughton, Clinton, MA (US);
Mark Digby Teucher, Bristol, GB;
Jonathan Paul Ridley, Bristol, GB;
HOFFMANN-LA ROCHE INC., Little Falls, NJ (US);
Abstract
A plunger () for a medical delivery device comprises: a rod element () having a distal end () and a proximal end, and a stopper () mounted to the rod element () at its distal end (). The rod element () has a first form fit structure () and the stopper () has a second form fit structure (). The stopper () is locked to the rod element () by the first form fit structure () of the rod element () and the second form fit structure () of the stopper () engaging each other.