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:
Mar. 25, 2014
Filed:
Jul. 31, 2012
Applicants:
Jian Qin, Appleton, WI (US);
Deborah Joy Calewarts, Appleton, WI (US);
Inventors:
Jian Qin, Appleton, WI (US);
Deborah Joy Calewarts, Appleton, WI (US);
Assignee:
Kimberly-Clark Worldwide, Inc., Neenah, WI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
D21H 21/00 (2006.01); D21H 21/54 (2006.01);
U.S. Cl.
CPC ...
Abstract
The disclosure relates to high bulk tissue webs containing microspheres. To form the tissue webs, a nonionic polymer dispersion, such as polyvinyl alcohol stabilized vinyl acetate-ethylene copolymer dispersion, is mixed with microspheres and incorporated into tissue webs to increase sheet bulk.