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. 29, 2013
Filed:
Feb. 26, 2010
Yutaka Sasaki, Tokyo, JP;
Yusuke Yahara, Tokyo, JP;
Yutaka Sasaki, Tokyo, JP;
Yusuke Yahara, Tokyo, JP;
W. L. Gore & Associates, Co., Ltd., Tokyo, JP;
Abstract
It is an object to provide a vent filer that can reduce contaminants diffusing through the vent filter into the inside of a housing, and has high diffusion efficiency and low pressure loss. The vent filter has an adhesive layerhaving a through-holeat least in one area; a flow path memberprovided with a flow pathin communication with the through-hole; and an air-permeable membranecovering the flow path memberand part of the adhesive layer, wherein the peripheral portionof the air-permeable membraneis fixed to the adhesive layerand the flow path memberis held within a hollow portion formed between the adhesive layerand the air-permeable membrane