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William K. Longcor, IV
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Stillwater, NJ, US
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Patents Grants
last 30 patents
Information
Patent Grant
Self seal adhesive composition
Patent number
8,268,066
Issue date
Sep 18, 2012
Building Materials Investment Corporation
William K. Longcor, IV
B32 - LAYERED PRODUCTS
Information
Patent Grant
Preparation of industrial asphalt
Patent number
7,901,563
Issue date
Mar 8, 2011
Building Materials Investment Corporation
Yonghong Ruan
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Asphaltic roofing shingle with self seal adhesive composition
Patent number
7,900,266
Issue date
Mar 1, 2011
Building Materials Investment Corporation
William K. Longcor, IV
B32 - LAYERED PRODUCTS
Information
Patent Grant
Composite mat product for roofing construction
Patent number
6,913,816
Issue date
Jul 5, 2005
Building Materials Investment Corporation
William K. Longcor, IV
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC