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May 23, 2023 08:50 ET | Source: Gumas Advertising

“Challenger Brand Marketing®” Named Amazon Bestseller

SAN FRANCISCO, May 23, 2023 (GLOBE NEWSWIRE) -- Gumas Advertising (www.gumas.com), the champion of the challenger brand, today announced that its new marketing handbook, “Challenger Brand...
February 13, 2023 08:45 ET | Source: Gumas Advertising

Gumas Advertising Releases “Challenger Brand Marketing®”

SAN FRANCISCO, Feb. 13, 2023 (GLOBE NEWSWIRE) -- Gumas Advertising (www.gumas.com), the champion of the challenger brand, today announced the release of a new book, “Challenger Brand Marketing®,”...
December 11, 2012 08:42 ET | Source: Gumas Advertising

Gumas Advertising Granted Registered Trademark for Challenger Brand Marketing(R)

SAN FRANCISCO, CA--(Marketwire - Dec 11, 2012) - Gumas Advertising (www.gumas.com) today announced that the United States Patent and Trademark Office (USPTO) has granted the firm's application to...