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Trademark Attorney / Law Firm

JOHN P. MCMAHON – Trademark Portfolio

JOHN P. MCMAHON specializes in Class 11 (Environmental Control) trademark filings before the United States Patent and Trademark Office (USPTO), with 17 of 30 total filings concentrated in this category. The practice also covers Class 9 (Computers & Electronics) along with 6 other Nice Classification classes. Filing activity spans from 1909 to 2000. Currently, 0 trademarks are registered.

30 Total Trademarks
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All (30) Abandoned (20) Cancelled (10)
All Years 2000 1990 1989 1988 1987 1986 1985 1984 1909
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