ALEXANDRIA, Va., July 9 -- The United States Patent and Trademark Office (USPTO) published about the trademark 'C CORNERSTONE LABS' in its latest official gazette. The trademark application with the serial number 99602735 was filed on Jan. 19, 2026.

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Goods and Services: 5 - Dietary supplement drink mixes

International/US Class(es): 5

Mark Drawing Code: 3 - AN ILLUSTRATION DRAWING WHICH INCLUDES WORD(S)/ LETTER(S)

Current Owner(s): Tae Hyeon Yoon 1433 Madrid Drive Pomona CA California 91766-7502 1 INDIVIDUAL

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