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:
Feb. 17, 1981
Filed:
Jul. 20, 1979
Applicant:
Inventor:
Robert P Smith, Evergreen, CO (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61F / ;
U.S. Cl.
CPC ...
2427 ; 2-9 ;
Abstract
A face mask shaped for the lower face below eye covering goggles includes a central attachment for securing to the nose piece of the goggles, and side holders for securing to the sides of the goggles, and a verturi nose covering on the mask to draw exhaled air from behind the mask permitting a fresh air flow behind the mask while moving.
Smith, Robert. (1981). Face mask for use with goggles (U.S. Patent No. 4250577). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4250577
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile