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C. FREDERICK LEYDIG – Trademark Portfolio

C. FREDERICK LEYDIG has filed 18 trademarks with the United States Patent and Trademark Office (USPTO). Filing records span from 1983 to 1993, covering 6 years of intellectual property practice. The portfolio covers 8 Nice Classification classes, with the highest concentration in Class 9 (Computers & Electronics, 4 filings) and Class 7 (Machinery, 3 filings).

18 Total Trademarks
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All (18) Abandoned (4) Cancelled (14)
All Years 1993 1991 1990 1989 1984 1983
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