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:
Aug. 17, 2021
Filed:
Jan. 31, 2019
Applicant:
Dupont Safety & Construction, Inc., Wilmington, DE (US);
Inventors:
Assignee:
DUPONT SAFETY & CONSTRUCTION, INC., Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 3/10 (2006.01); B32B 5/26 (2006.01); B32B 5/02 (2006.01);
U.S. Cl.
CPC ...
B32B 5/26 (2013.01); B32B 5/022 (2013.01); B32B 2262/0253 (2013.01); B32B 2262/12 (2013.01); B32B 2410/00 (2013.01);
Abstract
A fibrous multilayer sheet structure comprising at least one discontinuous fibrous layer having first and second surfaces and at least one layer of continuous melt spun fibers on the first surface of at least one of the at least one discontinuous fibrous layers wherein the fibers of the discontinuous fibrous layer are not melt blown fibers.