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. 16, 2024
Filed:
Jul. 17, 2017
Applicant:
Entegris, Inc., Billerica, MA (US);
Inventor:
John Paul Puglia, Townsend, MA (US);
Assignee:
ENTEGRIS, INC., Billerica, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 63/14 (2006.01); B01D 63/10 (2006.01); B01D 71/36 (2006.01);
U.S. Cl.
CPC ...
B01D 63/14 (2013.01); B01D 63/101 (2022.08); B01D 71/36 (2013.01); B01D 2201/127 (2013.01); B01D 2313/143 (2013.01); B01D 2313/146 (2013.01);
Abstract
Spacers for filtration membranes that are formed from perforated films. The spacer include unperforated regions, which can serve as integrated lamination strips, advantageously omitting the need for separate lamination steps required with woven and nonwoven spacer fabrics while also providing a spacer with a uniform thickness.