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:
Jul. 01, 1997
Filed:
Sep. 28, 1995
Applicant:
Inventor:
Taro Fujima, Higashi-Murayama, JP;
Assignee:
Tabata Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61F / ;
U.S. Cl.
CPC ...
2428 ; 12820029 ;
Abstract
A diving face mask comprising a purge valve is mounted in a predetermined region extending along a top and transversely opposite sides of a frame thereof and a tubular water purge channel provided inside said frame, said purge channel having an outlet at its upper end being in fluid-communication with said purge valve and an inlet at its lower end being open into said frame.