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:
Sep. 06, 2013
Applicant:
3m Innovative Properties Company, St. Paul, MN (US);
Inventors:
Jean A. Tangeman, Minneapolis, MN (US);
Craig W. Lindsay, Minneapolis, MN (US);
Kenton D. Budd, Woodbury, MN (US);
Rebecca L. Everman, St. Paul, MN (US);
Assignee:
3M Innovative Properties Company, St. Paul, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 17/00 (2006.01); E04D 1/20 (2006.01); E04D 7/00 (2006.01); C03C 11/00 (2006.01); C03C 12/00 (2006.01); C03B 19/06 (2006.01); C04B 14/24 (2006.01); C04B 38/00 (2006.01); C04B 30/00 (2006.01); C03C 3/06 (2006.01); C04B 111/00 (2006.01); E04D 1/00 (2006.01);
U.S. Cl.
CPC ...
E04D 1/20 (2013.01); C03B 19/06 (2013.01); C03B 19/066 (2013.01); C03C 3/06 (2013.01); C03C 11/00 (2013.01); C03C 12/00 (2013.01); C04B 14/24 (2013.01); C04B 30/00 (2013.01); C04B 38/009 (2013.01); E04D 7/005 (2013.01); C03C 2204/00 (2013.01); C04B 2111/00586 (2013.01); E04D 2001/005 (2013.01); Y02A 30/255 (2018.01); Y02B 80/34 (2013.01); Y10T 428/2982 (2015.01); Y10T 428/2996 (2015.01);
Abstract
A roofing granule includes a glass substrate and a plurality of pores in the glass substrate such that the roofing granule has a minimum total solar reflectance of at least 50%.