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:
Oct. 20, 2026
Filed:
Nov. 04, 2022
Gilson Sas, Villiers-le-Bel, FR;
GILSON SAS, Villiers-le-Bel, FR;
Abstract
A positive-displacement sampling device, comprising an endpiece, an ejector, a fixed body secured to the endpiece, and movable pipetting equipment comprising a clamp system for gripping the upper end of a piston. A system for controlling the clamping collar of the clamp system is provided, the system comprising an elastic return spring arranged between the collar and a movable main body, this system being designed so that during the operation of grasping the piston, upon an axial movement of the equipment setting the body in a predetermined axial position with respect to the fixed body, the collar automatically moves from its loosening high position to its clamping low position, under the effect of the elastic return spring.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile