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United States Patent and Trademark Office
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Patent search - Patent Attorneys - Patent Applications - Patent Sale
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Patently Apple
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MADAAN & Co. Attorneys at law, International Law Firm, Madaan Law Firm
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Trade Mark Direct - Register a UK trademark online, free trademark search by trademark attorneys, low trademark fees
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China Patent&Trademark Office
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Borden Ladner Gervais LLP ("BLG") — Lawyers | Patent & Trademark Agents