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:
Oct. 16, 2018
Filed:
Oct. 11, 2013
Applicant:
3m Innovative Properties Company, St. Paul, MN (US);
Inventors:
Korey W. Karls, Coon Rapids, MN (US);
Matthew T. Scholz, Woodbury, MN (US);
Jeffrey O. Emslander, Stillwater, MN (US);
Amy S Determan, Mahtomedi, MN (US);
Assignee:
3M INNOVATIVE PROPERTIES COMPANY, St. Paul, MN (US);
Primary Examiner:
Int. Cl.
CPC ...
B32B 27/08 (2006.01); A61L 15/24 (2006.01); A61L 15/48 (2006.01); A61L 31/14 (2006.01); A61L 15/42 (2006.01); B32B 5/02 (2006.01); B32B 5/24 (2006.01); B32B 27/12 (2006.01); A61F 13/02 (2006.01); D04H 1/435 (2012.01);
U.S. Cl.
CPC ...
A61L 15/24 (2013.01); A61F 13/022 (2013.01); A61F 13/0206 (2013.01); A61L 15/42 (2013.01); A61L 15/48 (2013.01); A61L 31/14 (2013.01); B32B 5/022 (2013.01); B32B 5/24 (2013.01); B32B 27/08 (2013.01); B32B 27/12 (2013.01); D04H 1/435 (2013.01); B32B 2262/0276 (2013.01); B32B 2307/7265 (2013.01); B32B 2535/00 (2013.01); Y10T 442/671 (2015.04); Y10T 442/678 (2015.04);
Abstract
Multilayer articles having an absorbent nonwoven layer and a barrier layer are described, including those having a surfactant-treated, aliphatic polyester, nonwoven absorbent layer and a barrier layer. Multilayer articles including a tie layer used to enhance the bond between the hydrophilic absorbent layer and the barrier layer are also described. Methods of making and using such articles are also described.