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. 08, 2022
Filed:
Dec. 11, 2017
Virbac, Carros, FR;
Christelle Lefebvre, Saint Laurent du Var, FR;
Michel Robin, Antibes, FR;
VIRBAC, Carros, FR;
Abstract
Multi-dose dispenser comprising: a product reservoir (), on the X-axis, opening at a distal end through an outlet orifice and comprising a barrel (); a piston () comprising a piston rod () having a rack and, at a distal end of the piston rod, a piston head () slidably mounted in the barrel () along the X-axis; a pawl mounted so as to be movable along the X-axis relative to the reservoir and configured to cooperate with the rack so as to drive the piston along the X-axis only in a forward direction of the piston in the barrel; a spring arranged to push the pawl back along the X-axis in a reverse direction; a case containing the pawl and at least a part of the piston; and a check valve arranged to seal the outlet orifice and allow only an outlet of product from the reservoir.