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ROOFING SYSTEM AND ROOFING SHINGLES

10/212,012 | U.S. Patent Application

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Location ELECTRONIC
Filed Aug. 2, 2002
Examiner JEANETTE E CHAPMAN
Class 052
Art Group 3635
Patent No. 6,990,779
Case Type Utility - 052/518000
Status Patented Case
Parent 09/663,255 Patented
Parent 60/168,057 Expired
Parent 09/897,308 Patented
Parent 10/211,663 Patented
Parent 60/331,808 Expired
Parent 60/310,031 Expired
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Last Updated: 4 years, 10 months ago
Date # Transaction