Porous glass roofing granules

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 10100521
APP PUB NO 20150225957A1
SERIAL NO

14426189

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Abstract

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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%.

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Patent Owner(s)

Patent OwnerAddress
3M INNOVATIVE PROPERTIES COMPANYP O BOX 33427 ST PAUL MN 55133-3427

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Budd, Kenton D Woodbury, US 83 1340
Everman, Rebecca L St. Paul, US 5 43
Lindsay, Craig W Minneapolis, US 15 57
Tangeman, Jean A Minneapolis, US 25 43

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