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:
Nov. 17, 2015
Filed:
Jul. 03, 2013
Applicant:
Milliken & Company, Spartanburg, SC (US);
Inventors:
Pradipkumar Bahukudumbi, Greenville, SC (US);
Kirkland W. Vogt, Simpsonville, SC (US);
James R. Theobald, Greenville, SC (US);
Assignee:
Milliken & Company, Spartanburg, SC (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D 46/00 (2006.01); B29C 71/00 (2006.01); B01D 39/16 (2006.01);
U.S. Cl.
CPC ...
B01D 46/0001 (2013.01); B01D 39/1623 (2013.01); B29C 71/0009 (2013.01); B01D 2239/10 (2013.01); B01D 2239/1233 (2013.01);
Abstract
A process for forming a high efficiency filter containing the steps of forming a non-woven layer having pores from a plurality thermoplastic fibers having a median diameter of less than about 2 micrometers, saturating the non-woven layer in a wetting liquid, and drying the wetted non-woven layer.