PERMALOK (U.S. Trademark Serial Number 86271352) is a United States trademark of Permalok Corporation. The goods and services include: Metal pipes PERMA LOK; PERMA LOCK . The correspondent is DAVID P. PETERSEN of KLARQUIST SPARKMAN, LLP. This trademark was filed on May 05, 2014 as United States Trademark Application Serial Number 86271352. The trademark application…
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