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Patent Searching and Data


Title:
STACK OF INTERFOLDED FACE MASKS AND DISPENSER
Document Type and Number:
WIPO Patent Application WO/2011/109458
Kind Code:
A3
Abstract:
A plurality of face masks that includes a stack of interfolded face masks comprising a first face mask and a second face mask is disclosed. The first and second face masks each include an elastic nonwoven sheet with an elongated shape and having a central portion and first and second lateral end portions each flanking the central portion on opposite sides. The second lateral end portion of the first face mask is interfolded with the first or second lateral end portion of the second face mask. A dispenser including a container enclosing the plurality of face masks is also disclosed.

Inventors:
TSUEI, Alexander C. (3M Center, Post Office Box 33427Saint Paul, Minnesota, 55133-3427, US)
Application Number:
US2011/026777
Publication Date:
September 09, 2011
Filing Date:
March 02, 2011
Export Citation:
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Assignee:
3M INNOVATIVE PROPERTIES COMPANY (3M Center, Post Office Box 33427Saint Paul, Minnesota, 55133-3427, US)
TSUEI, Alexander C. (3M Center, Post Office Box 33427Saint Paul, Minnesota, 55133-3427, US)
International Classes:
A62B18/02; B65D33/38; B65D83/08
Domestic Patent References:
2004-06-10
Foreign References:
US20050051567A12005-03-10
US5868276A1999-02-09
US20070062843A12007-03-22
Other References:
See also references of EP 2542309A4
Attorney, Agent or Firm:
GROSS, Kathleen B. et al. (3M Center, Office of Intellectual Property CounselPost Office Box 3342, Saint Paul Minnesota, 55133-3427, US)
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