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:
May. 27, 2014
Filed:
Jul. 14, 2010
Applicants:
Masashi Ono, Tokyo, JP;
Hiroshi Manabe, Tokyo, JP;
Inventors:
Masashi Ono, Tokyo, JP;
Hiroshi Manabe, Tokyo, JP;
Assignee:
W. L. Gore & Associates, Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 53/22 (2006.01); B01D 69/10 (2006.01); B01D 71/36 (2006.01);
U.S. Cl.
CPC ...
Abstract
An object is to provide a vent plug having a structure in which an air-permeable membrane is unlikely to be damaged. More specifically, a vent plug is produced, which includes: a cylindrical memberhaving a through-hole; a supportconnected to the cylindrical memberso as to be across the through-hole; and an air-permeable membranecircumferentially attached to the cylindrical member, wherein the air-permeable membraneis held on the supportand a convex portionthat follows the shape of the supportis formed on the air-permeable membrane