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Windlok Trademarks
WINDLOK
Metal flanges for metal pipes and tube couplings
Pending
·
August 3, 2023
·
98114999
·
WINDLOK
vinyl siding
Abandoned
·
October 21, 1999
·
75827876
·
WINDLOK
MINERAL-SURFACED ASPHALT SATURATED FELT SHINGLES FOR ROOFING AND SIDING
Expired
·
May 27, 1976
·
73088664
·
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