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. 13, 2026
Filed:
Feb. 25, 2022
Edwards Japan Limited, Yachiyo, JP;
Haruki Suzuki, Yachiyo, JP;
Edwards Japan Limited, Yachiyo, JP;
Abstract
A vacuum pump that limits accumulation of deposits while providing a satisfactory permissible flow rate is obtained. The vacuum pump includes a rotor, a plurality of stator portions that are disposed facing the rotor and have a gas compression function, and a reference memberthat is one of members stacked toward an inlet portfrom a base portionand serves as a reference in an axial direction for the plurality of stator portions. The plurality of stator portions are disposed downstream of the reference member(the side corresponding to the outlet port).
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile