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:
Jun. 01, 2010
Filed:
Mar. 30, 2007
Applicant:
Shigeru Kido, Yokohama, JP;
Inventor:
Shigeru Kido, Yokohama, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C25B 9/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A suction pad used for use in a substrate treatment apparatus which treats a substrate by immersing the substrate in a solution while the pad attaches to the substrate, including: a main face for attaching to the substrate; an outer face disposed along the outer periphery of the substrate; and a suction opening formed in the main face. In a cross-sectional shape including the main face and the outer face, the angle formed between a line corresponding to the main face and a line corresponding to the outer face is an acute angle.