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. 07, 2023
Filed:
Jul. 05, 2012
Applicants:
Michael D. Crandall, North Oaks, MN (US);
Ignatius A. Kadoma, Cottage Grove, MN (US);
Andrew J. Peterson, White Bear Lake, MN (US);
Yong K. Wu, Woodbury, MN (US);
Inventors:
Michael D. Crandall, North Oaks, MN (US);
Ignatius A. Kadoma, Cottage Grove, MN (US);
Andrew J. Peterson, White Bear Lake, MN (US);
Yong K. Wu, Woodbury, MN (US);
Assignee:
3M INNOVATIVE PROPERTIES COMPANY, St. Paul, MN (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
D04H 1/413 (2012.01); D04H 1/4334 (2012.01); D04H 1/435 (2012.01); D04H 1/4291 (2012.01); D04H 1/4358 (2012.01); D01F 8/04 (2006.01); D04H 1/4382 (2012.01); D04H 1/541 (2012.01); E04B 1/76 (2006.01); E04B 1/74 (2006.01);
U.S. Cl.
CPC ...
D04H 1/413 (2013.01); D01F 8/04 (2013.01); D04H 1/4291 (2013.01); D04H 1/435 (2013.01); D04H 1/4334 (2013.01); D04H 1/4358 (2013.01); D04H 1/43828 (2020.05); D04H 1/43838 (2020.05); D04H 1/5412 (2020.05); E04B 1/76 (2013.01); E04B 2001/742 (2013.01); E04B 2001/7687 (2013.01); Y10T 442/622 (2015.04); Y10T 442/692 (2015.04);
Abstract
An article comprising hollow ceramic microspheres and multi-component fibers is disclosed. The multi-component fibers are adhered together, and the hollow ceramic microspheres are adhered to external surfaces of the multi-component fibers. A method of making the article and use of the article for insulation are also disclosed.