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:
Mar. 16, 1999
Filed:
Feb. 27, 1997
Applicant:
Inventors:
Timothy W Reader, Suwanee, GA (US);
Uyles Woodrow Bowen, Jr, Canton, GA (US);
Assignee:
Kimberly-Clark Worldwide, Inc., Neenah, WI (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
442382 ; 12820612 ; 12820621 ; 442381 ; 442392 ; 442414 ;
Abstract
The present invention is directed to novel face masks, which include a spunbonded/meltblown/spunbonded (SMS) laminate. The face masks of the present invention may include other layers, in addition to the SMS layer, such as an electret meltblown layer, a spunbonded layer, a wet-laid layer or a second SMS laminate. In one embodiment, the face mask includes an outermost SMS layer, an intermediate electret meltblown layer, and an innermost layer in the form of a spunbonded layer, a wet-laid layer or a second SMS laminate.