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. 06, 2004
Filed:
Jun. 28, 1999
Applicant:
Inventor:
David Lewis Myers, Cumming, GA (US);
Assignee:
Kimberly-Clark Worldwide, Inc., Neenah, WI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
D04H 1/00 ; D04H 1/300 ; D04H 3/16 ;
U.S. Cl.
CPC ...
D04H 1/00 ; D04H 1/300 ; D04H 3/16 ;
Abstract
A thermoplastic polymer electret material comprising a porous substrate of a blend of a first thermoplastic polymer, such as a polyolefin or polyamide, and from 0.1% to about 25% by weight, of a compatible telomer. The porous substrate is electrostatically charge and is well suited for use in filter media, sterilization wraps, face masks, dust wipes and the like.