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ROOF PENETRATING CLOSURE STRUCTURES AND SYSTEMS

12/932,892 | U.S. Patent Application

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Location ELECTRONIC
Filed March 8, 2011
Examiner ANDREW J TRIGGS
Class 052
Art Group 3635
Patent No. 8,438,798
Case Type Utility - 052/200000
Status Patented Case
Parent 12/572,176 Abandoned
Parent 61/102,333 Expired
Child 13/65,033 Patented
Child 13/771,746 Patented
Child 13/777,283 Patented
Child 13/894,092 Patented
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Last Updated: 1 year, 7 months ago
Date # Transaction